🇹🇭Snorkeling, Freediving, and Scuba in Thailand

Andaman or Burma Sea

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Gulf of Thailand

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Malacca Strait

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Andaman

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Bay of Bengal

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South China Sea

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Sunda Shelf

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Andaman Sea Coral Coast

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Gulf of Thailand

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Gulf of Tonkin

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Malacca Strait

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Northern Bay of Bengal

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Sunda Shelf/Java Sea

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7 Rocks

7 Rocks, situated close to Koh Lipe, features a series of submerged granite boulders that create a unique underwater landscape. The dive site has depths ranging from 5 to 20 meters (15 to 65 feet) and is characterized by an abundance of soft corals and anemones. These structures provide essential habitats for various marine species, contributing to the site's rich biodiversity. The entry to the site is from the shore, making it accessible for divers looking to explore its underwater features.

6.4859, 99.3640

8 mile rock

8 Mile Rock, located approximately eight miles from Koh Lipe, Thailand, is recognized for its underwater pinnacle structure. This site is notable for the frequent sightings of large pelagic species, including whale sharks and mobula rays. Divers can also encounter various marine life such as barracudas, trevallies, and groupers. The dive site is accessible by boat and is characterized by clear waters that enhance visibility.

6.4257, 99.3061

Anemone Reef

Anemone Reef ranges from 4 meters to 28 meters in depth and features a limestone pinnacle. The site is home to various marine life, including anemonefish, crabs, leopard sharks, clownfish, lionfish, seahorses, filefish, sweetlips, fusiliers, snappers, and barracudas, with both soft and hard corals present at deeper depths.

7.6742, 98.3050

Anita’s Reef

Anita’s Reef is located on the east side of islands 5 and 6 in the Similan Islands. The dive site features a gently sloping reef that descends from a shallow depth of 5-6 meters to approximately 25 meters. Divers can observe a variety of marine life, including chinangoes, stingrays, Andaman jawfish, and various symbiotic gobies in the sandy areas. The coral formations support a diverse range of fish species, such as angelfish and butterflyfish, along with macroscopic creatures like anchovy fish, sperm scorpionfish, and frogfish. Schools of scarlet angelfish are prevalent, and divers may also encounter schools of bluefin reef fish and pond bonito in the vicinity.

8.5707, 97.6469

Ao Khai, Koh Chan อ่าวไข่, เกาะจาน

Ao Khai, located on Koh Chan, is a dive site approximately 40 minutes from Samaesan fishing village. This site is easily accessible from the shore and is suitable for both snorkelers and entry-level divers. The reef begins at a depth of 3 meters and reaches a maximum depth of around 15 meters. The area is known for its abundant marine life, with frequent sightings of Hawksbill turtles, blue-spotted rays, and various species of puffer fish throughout the year.

12.5162, 100.9702

Ao Kruad

Ao Kruad is located on the northeast side of Koh Talu and is accessible from the shore. This dive site features a depth range of 2 to 7 meters, making it suitable for snorkelers, free divers, and scuba divers. Divers can enjoy bottom times of 30 to 60 minutes due to the shallow nature of the site. The underwater landscape is characterized by various species of hard corals, including brain coral, stag horn coral, lettuce coral, flower pot coral, and sea anemones.

11.0818, 99.5599

Ao Mook

Ao Mook is a dive site characterized by a rich reef ecosystem located within a small cove. The site is accessible for snorkelers, free divers, and scuba divers, with depths ranging from 2 meters to 7 meters. The entry to the site is from the shore, allowing for easy access. The reef is home to various marine life, including hard corals, staghorn corals, anemones, brain corals, and pink skunk clownfish. Additionally, there is a coral plantation present, contributing to the biodiversity of the area.

11.0789, 99.5590

Ao Sane

Ao Sane is a protected bay area that provides a shallow reef suitable for diving from October to May. The site is ideal for beginners and offers a comfortable environment for advanced divers to practice their skills. The reef, located on both sides of the entry point, serves as a habitat for a variety of small marine life, including numerous fish and resident turtles, which find shelter and food here.

7.7778, 98.2967

Ao Sapparot (Pineapple Bay)

Ao Sapparot, located in the Surin Islands, is a shallow bay characterized by a sandy bottom with scattered coral patches and small rock formations. The site is known for its calm conditions, making it suitable for beginner divers and training sessions. It is also a favorable location for night dives due to its sheltered nature. The marine life here includes various macro species such as ghost pipefish, seahorses, cuttlefish, octopus, shrimp, and numerous nudibranchs, along with a variety of small reef fish.

9.3999, 97.8760

Ao Tien

Ao Tien is a dive site characterized by depths ranging from 3 to 10 meters, making it accessible for divers of all levels, particularly suitable for training dives. The site features a sand bar located at 3 to 5 meters adjacent to a reef. Divers can expect to encounter a variety of hard coral species, including staghorn coral, flower pot coral, brain coral, and anemones. Additionally, the area is home to numerous rabbit sea slugs, contributing to the site's biodiversity.

11.0732, 99.5521

Ao Wong Duen

Ao Wong Duen is located approximately 9 kilometers from Samaesan pier, making it easily accessible for divers and snorkelers. The dive site features a reef that begins at a depth of 3 meters and extends to 10 meters, with a sandy slope leading down to 16 meters. Divers can explore various hard coral formations, including brain coral, maze coral, and table coral. The area is home to a diverse range of marine life, such as xeno crabs, boxfish, wrasse, anemone fish, and rabbitfish.

12.5154, 100.9750

Ao Yui

Ao Yui is located approximately 3 km from the pier and offers a shore entry for divers. The dive site features hard coral formations at depths ranging from 5 to 12 meters, depending on tidal conditions. Beyond this depth, the area transitions into sandy bottoms that are rich in macro marine life. The site is situated on Samaesarn Island, allowing for drift diving during rising or falling tides, which is recommended for advanced divers. Notable marine species include various nudibranchs such as Costasiella, Janolus, Doto, and Bornella cf. adamii, along with seahorses that can be found on pencil urchins or resting on the sand.

12.5649, 100.9489

Aow Leuk

Aow Leuk is situated on the southeastern part of the island, featuring shallow waters ideal for training dives and buoyancy practice. The site is well-sheltered, providing a calm diving environment with minimal wave action. Divers can expect to encounter a variety of marine life, including schools of catfish, rabbitfish, parrotfish, stingrays, triggerfish, and pink anemonefish.

10.0710, 99.8400

Aow Leuk Bay

Aow Leuk Bay features calm waters suitable for beginner divers. The maximum depth is 15 meters, with two sections connected by a sandy area. Divers can see various coral formations, including anemones and brain corals, along with marine life such as groupers, rays, moray eels, and occasional blacktip reef sharks.

10.0739, 99.8475

Aow Lok Gum / อ่าวลกกำ

Aow Lok Gum is a tranquil beach area located near TongTomYai Homestay. This site offers shore entry for divers and snorkelers. Marine life includes various species such as grouper, puffer fish, and box fish. Additionally, divers may encounter squid eggs and colorful seahorses in the surrounding waters.

10.2192, 99.2311

Aow Pakard/Pakkad

Aow Pakard, located at coordinates 9.379800, 97.879600, features a gently sloping reef that is ideal for beginner divers and snorkelers. The site consists of various coral blocks interspersed with sandy patches. Marine life is abundant, with opportunities to observe turtles, schools of small fish such as snappers and yellowtail barracudas, as well as starfish and nudibranchs.

9.3798, 97.8796

Aow Suthep

Aow Suthep, located in Koh Surin, features a unique underwater landscape characterized by large, scattered boulders set against a soft sandy bottom. This structure creates various overhangs that serve as habitats for a wide range of marine species. The site is rich in hard coral formations and is home to numerous reef fish, including parrotfish and butterflyfish. Additionally, divers may encounter various invertebrates, such as nudibranchs, enhancing the biodiversity of the area. The entry to this dive site is from the shore.

9.3846, 97.8702

Aow Ta Lo Lancha

Aow Ta Lo Lancha is situated to the north of Adang Island, in proximity to the Koh Lancha dive site. The dive site features a depth range that begins at a coral reef at 10 meters and extends to a sandy bottom found between 17 and 25 meters. Divers can observe a variety of both soft and hard corals, along with an assortment of fish species. Additionally, macro life can be discovered in the sandy areas surrounding the site.

6.5664, 99.2981

Aow ThongTom / อ่าวท้องตม (ท่าเรือ)

Aow Thong Tom is situated in Tong Tom Yai Village, Chumphon Province, serving as a departure point for boat trips to various snorkeling locations, including Koh Mad Wai Yai, Koh Kula, and Koh Rang Banthat, among approximately 13 other islands. The site is frequented by local fishermen who target squid and is known for its diverse marine life, including eagle fish, barracuda, grouper, butterfly fish, seahorse, and larger fish species. When visibility is optimal, it becomes an appealing spot for diving and snorkeling activities.

10.2103, 99.2049

Ayara Bay

Ayara Bay is accessible via a boat ride of approximately 20 minutes from Kamala Beach, heading south. The site features a rocky wall that descends to a depth of around 20 meters, making it ideal for drift diving during the transition between high and low tides. The wall is rich in vegetation, and divers can explore the crevices for various macro marine life. On the sandy bottom, larger species such as groupers, stingrays, and flounders can be observed.

7.9402, 98.2592

Ban Pla Aow TongTom (Artificial)/ บ้านปลา อ่าวท้องตม

Ban Pla Aow TongTom, located in Tong Tom Bay, features an artificial reef constructed using local knowledge. This site serves as a habitat for juvenile aquatic species, contributing to the local ecosystem and providing a sustainable food source for the community. The site is situated near the TongTom Yai Community Diving Center in the Sawi District of Chumphon Province. Divers can access the site from the shore, making it convenient for both novice and experienced divers. The community actively maintains and manages this artificial reef, which serves as a model for similar initiatives in coastal areas.

10.2123, 99.2039

Banana bay

Banana Bay offers a diverse diving experience suitable for both novice and experienced divers. The site features areas ideal for training as well as sections that are conducive to drift diving. Underwater, divers can observe a variety of marine life, including barracuda, angelfish, blue-spotted stingrays, and scorpion fish. The reef is primarily composed of hard corals, with some soft corals present, providing a habitat for the diverse fish species.

11.6849, 102.6044

Banana Bay South, Racha Noi

Banana Bay South at Racha Noi is a dive site characterized by its calm conditions, making it suitable for divers of all experience levels. The depths range from 3 to over 25 meters, featuring a combination of sloping sandy areas and hard coral bommies. Marine life is diverse, with opportunities to observe turtles, cuttlefish, octopuses, and various reef fish. Additionally, eagle rays and mantas are occasionally spotted in the deeper waters, enhancing the underwater experience.

7.4936, 98.3250

Barracuda Point/Batfish Bend

Barracuda Point, located at the southern end of Similan Island 5, offers a reef dive characterized by potential currents, making it suitable for drift diving. The dive site features a series of rocky formations and includes a small overhang. Marine life commonly observed here includes boxfish, sea needles, sea snakes, turtles, blue-spotted stingrays, and nudibranchs.

8.5683, 97.6476

Barracuda Rock

Barracuda Rock is an advanced dive site characterized by its exposed location and strong currents. The dive depth ranges from 5 to 35 meters, featuring dramatic walls and slopes adorned with soft and hard corals, as well as sea fans. Divers can expect to encounter large schools of barracuda, along with tuna, trevally, and other pelagic species. Additionally, sightings of mantas and whale sharks are possible in this area.

7.7530, 98.3284

Beacon Bay

Beacon Bay is a well-known dive site, particularly favored for night diving. The dive features a sloping reef that descends from a depth of 5 meters to over 35 meters. The area is characterized by a diverse array of hard corals, with more than 300 species present. A significant feature of this site is the 'Atlantis X' wreck, a sunken liveaboard located along the reef slope. Divers can expect to encounter a variety of marine life, including abundant reef fish, moray eels, nudibranchs, shrimp, scorpionfish, batfish, snappers, and lionfish. Additionally, sightings of stingrays and reef sharks are common. Visibility is generally good, and the currents are mild to moderate, making it suitable for divers of all experience levels.

8.6476, 97.6506

Beacon Point

Beacon Point, located in the Similan Islands, features large granite boulders that create impressive swim-throughs and canyons. The site is home to a variety of hard and soft corals. Divers can expect to encounter reef sharks, barracuda, fusiliers, snappers, and trevally, along with diverse macro life such as nudibranchs and shrimp. Currents at this site can vary, which may affect diving conditions.

8.6432, 97.6532

Beacon Reef

Beacon Reef is a well-known dive site, particularly favored for night dives. The reef slopes from a depth of 5 meters down to over 35 meters, predominantly featuring hard corals. A significant point of interest is the 'Atlantis X' wreck, a sunken liveaboard located along the reef slope. Divers can expect good visibility and mild to moderate currents. The area is home to a diverse array of marine life, including over 300 species of hard corals, as well as reef fish, moray eels, nudibranchs, shrimp, scorpionfish, batfish, snappers, and lionfish.

8.6592, 97.6531

Bida Nok Deep Site

Bida Nok Deep Site features deeper sections that reach approximately 30 meters, contrasting with the shallower reefs in the vicinity. The site is characterized by dramatic limestone cliffs, steep walls, and swim-throughs, making it an interesting dive for various skill levels. Divers can observe large coral formations and may encounter larger pelagic species, such as blacktip reef sharks, along with diverse fish populations, including sizable schools of snappers and trevallies.

7.6547, 98.7649

Boonsung (Wreck)

Boonsung is a wreck of a zinc dredge that has been submerged for approximately 30 years. The structure has fragmented into several pieces due to the impact of the Tsunami. This dive site is abundant with marine life, making it suitable for both novice and experienced divers. A dive light is advisable to explore the various crevices effectively. Divers can expect to encounter a variety of species including small nudibranchs, blue-spotted stingrays, moray eels, numerous crab and shrimp species, as well as barracudas and cuttlefish or squids.

8.7515, 98.1840

Boran Beach

Boran Beach is located near the Samaesarn pier and provides a shore entry point for divers. The site features a sandy bottom that extends from shallow depths to deeper areas, making it suitable for beginners in both freediving and scuba diving. Divers can practice buoyancy control in the sandy regions while exploring hard corals in the shallower parts. Marine life includes various local fish, nudibranchs, and crabs, enhancing the underwater experience.

12.5246, 100.9584

Boulder City

Boulder City features large, unusual boulders that create an underwater landscape resembling a city. Divers can explore stream shadows leading down to a mooring line at a depth of 18 meters. The site is home to diverse marine life, including giant gorgonians, rays, sharks, sea needles, angelfish, nudibranchs, barracudas, and tunas.

8.5055, 97.6722

Breakfast Bend

Breakfast Bend is an elongated reef characterized by a gentle slope, reaching a maximum depth of 35 meters. The upper section is predominantly composed of hard corals, while at depths of 16 to 18 meters, divers will encounter sandy areas interspersed with isolated coral blocks that host dense populations of glassfish. Marine life commonly observed at this site includes turtles, anemone fish, boxfish, and barracudas, which can be seen in schools. Occasionally, divers may also spot reef sharks, eagle rays, or even manta rays.

8.6761, 97.6544

Bungalow Bay

Bungalow Bay offers dive depths ranging from 5 to 22 meters with minimal current, making it suitable for divers of all levels. The site features a reef with a gradual slope and a variety of marine life including lionfish, scorpionfish, pipefish, barracudas, surgeonfish, nudibranchs, goatfish, and snappers. Snorkelers can also enjoy the site due to its accessible conditions.

7.8756, 98.2655

Bungalow Bay North Wall

Bungalow Bay North Wall is a sloping reef located on the north-west side of Racha Yai Island, reaching depths of approximately 25 meters (82 feet). The site features Staghorn corals, large boulders, and is populated by various marine life, including schooling fish, lionfish, moray eels, pufferfish, octopus, and occasionally sea turtles and larger pelagic species.

7.6122, 98.3621

Buoyancy World

Buoyancy World is a dive site with depths ranging from 10 meters to 16 meters. Divers typically prefer the shallower areas to practice and refine their buoyancy control skills. The site features artificial reef structures that provide habitat for various marine life, including bottom-dwelling species such as Red Breasted Wrasse, along with numerous fish and nudibranchs that can be found among the reef.

10.1174, 99.8117

Chinese Wall

Chinese Wall is located at the southern tip of island 4 and is characterized by an extensive rock wall. Divers may experience currents at greater depths, while the shallow areas provide shelter from these currents among the rocks. The marine life here primarily consists of smaller species, with potential sightings of rays and sharks in deeper waters.

8.5587, 97.6379

Chong Talu

Chong Talu is a dive site located at the northern tip of the island, with depths ranging from 7 to 15 meters. This site is suitable for experienced divers due to the potential for strong currents. Divers should exercise caution while exploring. The underwater environment is characterized by a variety of hard corals, including stag horn coral, flower pot coral, and brain coral. Additionally, divers may encounter anemones and the occasional whale shark in this area.

11.0854, 99.5635

Christmas Point

Christmas Point is situated at the western corner of Island 9 in the Similan Islands. The site is characterized by unique rock formations shaped by tidal currents, which create various channels and swim-throughs. Divers should exercise caution in deeper areas where currents can be strong. In the deeper waters, whitetip and blacktip sharks are frequently observed, along with guitarfish that can exceed 3 meters in length during cooler water temperatures. Manta rays may also be spotted. The area around the thornbeam roots, known for their cluster growth resembling Christmas tree worms, is home to diverse marine life including butterflyfish, angelfish, and hawksbill turtles. In shallower regions, schools of fusiliers, such as bluefin trevally, can be seen.

8.6812, 97.6396

Chumphon Pinnacle

Chumphon Pinnacle features a large granite pinnacle with several smaller ones nearby. The top of the main pinnacle is at a depth of 14 meters, while the bottom reaches 36 meters. Marine life includes anemonefish, batfish, barracudas, giant groupers, scorpionfish, moray eels, and various shrimps.

10.1744, 99.7311

Chumphon Pinnacle

Chumphon Pinnacle features a prominent underwater formation that rises to a depth of 14 meters, with the deepest areas reaching down to 45 meters. This site accommodates divers of various skill levels, from Open Water to Extended Range. Marine life includes whale sharks, large schools of barracuda, and fusiliers, alongside snappers and rainbow runners that are often seen hunting. Additionally, divers can observe Malabar groupers, expansive anemone fields, and a variety of fish such as angelfish, bannerfish, and triggerfish, as well as dancing shrimp.

10.1499, 99.7851

Construction Artificial Reef

The Construction Artificial Reef is situated in the bay of Chaloklum, featuring four artificial reefs at a depth of 18 meters. While visibility can vary, the optimal diving period is from March to October. Divers can expect to encounter a variety of marine life, including schools of barracudas, snapper, batfish, big eye trevally, and grouper, along with soft corals, sea fans, and mussels.

9.8033, 99.9996

Coral Island/ 데블스 마이톤NO2

Coral Island, also known as Koh Hey, is located off the coast of Phuket and is suitable for beginner divers. The dive site features shallow depths, typically around 12 meters, with vibrant coral reefs situated close to the shore. Divers can observe a variety of marine life, including colorful hard corals such as boulder, brain, and blue coral. Common fish species include parrotfish, snappers, damselfish, and butterflyfish, along with starfish and giant clams. Visibility at this site can vary, making it important for divers to be prepared for changing conditions.

7.7460, 98.3771

Crystal Bay

Crystal Bay features diving and snorkeling opportunities along granite boulders located at both ends of the site. The area includes small coral reef patches that support a diverse range of marine life. Divers can expect to see numerous schools of fish, along with smaller creatures such as crabs and shrimp. The site is accessible from the shore, making it convenient for both divers and snorkelers.

9.4789, 100.0694

D-Haus

D-Haus is a shallow indoor pool located beneath the D-Haus Apartment. Access is available via public transportation to MRT Huaykwang station, followed by a motorcycle taxi ride to Ladprao 48 street. The maximum depth of the pool is 2.4 meters. This site does not host any wildlife, as it is purely a swimming pool environment. Water conditions are generally good, and facilities include a toilet and a restaurant for convenience.

13.7930, 100.5875

Deep Six

Deep Six is situated at the northern end of the 7th island in the Similan Islands, along the northern apex of the elongated island. The dive site features granite boulders that have been shaped by tidal currents, creating several step-like formations from the seafloor. Divers can expect clear visibility and may encounter schools of Damselfish and Yellowback Fusiliers around the point. In the early morning hours, whitetip sharks can often be spotted in the deeper areas of the site.

8.5985, 97.6370

Donald Duck Bay

Donald Duck Bay is located on the north side of Similan Island no. 8. This dive site features boulders creating swim-throughs at a maximum depth of 20 meters, with no current. You'll see a variety of hard and soft corals, sea fans, numerous fish, invertebrates, and occasional sea turtles. Night diving is possible here.

8.6680, 97.6464

Eagle Rock, Similan

Eagle Rock, located in the Similan Islands, features large granite boulders that create swim-throughs, tunnels, and canyons. The site has a sloping reef with varying depths, providing opportunities for exploration. Strong currents are present, making it suitable for experienced divers. Marine life includes reef sharks, barracuda, trevally, snapper, and a variety of macro species such as nudibranchs, shrimp, and crabs. The vibrant hard and soft corals, along with large gorgonian fans, enhance the underwater landscape.

8.6784, 97.6405

East of Eden

East of Eden is located on the eastern side of Island 7. This dive site has been temporarily closed by the national park administration to allow for ecological recovery. The area is known for its diverse coral formations, including hard and soft corals, as well as sea fans. Marine life commonly observed here includes sea turtles, rays, and various smaller fish species typical of the Andaman Sea. Divers should check periodically for updates on when the site will reopen for diving.

8.5948, 97.6385

Elephant Head

Elephant Head is a popular dive site located in open water, identifiable by its rock formation resembling an elephant's head. Divers can explore caves, arches, and swim-throughs while observing various marine life, including blacktip, whitetip, and leopard sharks. The site is suitable for both recreational diving and photographers due to its diverse underwater structure.

8.6192, 97.6428

Elephant Head Rock

Elephant Head Rock is situated between islands 7 and 8 in the Similan Islands. The site features a prominent rock formation resembling an elephant's head, surrounded by a reef composed of large granite layers. Divers can explore various channels and swim-throughs that enhance the underwater landscape. Early morning dives often reveal white tip sharks in deeper waters, while the mid-water column is populated with fusiliers, including yellowbacks and blue dashes. Larger species such as bluefin tuna and bluefin trevally can also be seen hunting for food. In the shallower areas, oversized trevally are frequently observed preying on smaller fish. The site is known for its dynamic marine life and favorable tidal conditions, making it a notable dive location.

8.6226, 97.6418

Fantasy Reef

Fantasy Reef, located in the Similan Islands, features a sloping underwater landscape characterized by extensive hard and soft coral coverage. The site includes large granite boulders and swim-throughs, providing a varied diving experience. Divers may encounter moderate to strong currents, which can facilitate drift diving. The marine life here is diverse, with sightings of reef sharks, barracuda, fusiliers, snappers, and trevally, along with various macro species such as nudibranchs and ghost pipefish.

8.6558, 97.6376

Freedom beach

Freedom Beach, located in Phuket, features shallow depths around 12 meters, making it suitable for divers of all experience levels, particularly beginners. The site is characterized by calm waters that support vibrant coral reefs, including both hard and soft corals. Marine life is abundant, with sightings of various tropical fish such as parrotfish, butterflyfish, and damselfish, as well as sea anemones and clownfish. Access to the site is primarily by longtail boat.

7.8749, 98.2753

Haad Yao

Haad Yao offers excellent shallow beach diving opportunities, ideal for both diver training and snorkeling. The site features a diverse array of colorful corals, including table corals, barrel sponges, and brain corals. The shallow reef extends towards a wall drop-off, which occurs at depths between 10 meters and 16 meters. The changing sea conditions contribute to a rich variety of marine life, with sightings of sea turtles, blue-spotted rays, porcupine fish, parrotfish, squirrelfish, barracuda, and nudibranchs commonly reported.

9.7762, 99.9660

Hardeep Wreck

The Hardeep Wreck, also known as the Suddhadib, is located south of Pattaya at a depth of 25 meters (82 feet). The wreck is 64 meters (210 feet) long and has been submerged since World War II. Strong currents and often low visibility make this site suitable for experienced divers only.

12.5304, 100.9417

Hardeep Wreck (SS Suddhadib) เรือจมสุทธาทิพย์

The Hardeep Wreck, also known as the SS Suddhadib, is a notable dive site located in Samaesarn. This steam cargo ship was sunk on June 1, 1945, during World War II and currently rests on its starboard side at a depth of 27 meters. Divers can expect to encounter a variety of marine life including marble rays, nudibranchs, turtles, angelfish, pufferfish, porcupinefish, and scorpionfish. The site is accessible from the shore.

12.5332, 100.9558

Hideaway Bay

Hideaway Bay features a reef that begins at a depth of 5 meters, gently sloping down to areas rich in hard corals found between 15 and 20 meters. Divers may encounter a variety of marine life, including moray eels, octopuses, mantis shrimp, and lobsters. Hawksbill turtles are frequently observed foraging among the staghorn corals. Additionally, there are opportunities to spot leopard sharks, white tip reef sharks, and Napoleon wrasse in this area.

8.5696, 97.6452

Hin ao yai

Hin Ao Yai is suitable for both novice and experienced divers. The site features areas ideal for training as well as sections that are perfect for drift diving. The depth reaches approximately 8 meters, providing opportunities to observe marine life such as turtles, barracuda, and cobia. Additionally, divers can appreciate the presence of impressive fan corals.

11.6118, 102.5984

Hin Daeng/หินแดง

Hin Daeng is a submerged boulder pinnacle located at coordinates 7.152300, 98.820900. The dive site features healthy soft corals in various shades of red and is home to a variety of marine life, including Manta Rays and Whale Sharks. The depth ranges from 0 to 30 meters, making it suitable for experienced divers. Visibility can reach between 15 to 30 meters. Entry to the site is by boat.

7.1523, 98.8209

Hin Gra Dueng Pinnacle (หินกระเดื่อง)

Hin Gra Dueng Pinnacle is characterized by a cluster of rocks that nearly break the surface, resembling a mortar and pestle. This site is located on the northern side of Koh Rang, where visibility tends to be limited. Divers can encounter numerous schools of yellowfin stingrays and a variety of sea urchins. The site is suitable for both novice and experienced divers, making it accessible for a wide range of skill levels.

11.8108, 102.3718

Hin Kong (East West)

Hin Kong, located in the Surin Islands, is characterized by a sloping reef with extensive hard coral gardens and a diverse underwater topography. The site includes sandy channels and small bommies, providing a comfortable diving environment. The conditions are typically mild to moderate, making it accessible for divers of all skill levels. Marine life is abundant, featuring various reef fish, snappers, trevally, and a range of macro species such as nudibranchs and shrimp.

9.3951, 97.8972

Hin Lak Ngam : หินหลักง่าม

Hin Lak Ngam is situated in the southeastern region of Koh Ngam Noi, near the H.T.M.S. Prab wreck dive site. This dive location features a rock formation that is visible at the water's surface. The dive depths range from approximately 5 to 20 meters, with a maximum depth reaching 25 meters. Marine life commonly observed here includes black coral, sea anemones, clownfish, parrotfish, triggerfish, seahorses, nudibranchs, turtles, and crocodile toothfish. Additionally, divers may encounter barracuda, stingrays, and even whale sharks in this area. The site is accessible via shore entry.

10.4594, 99.4034

Hin Muang

Hin Muang features Thailand's tallest vertical wall, adorned with striking purple soft corals. The submerged rock has one side that levels off at approximately 60 meters, while the other side descends into deeper waters. The shallower areas are covered with extensive carpets of anemones, and the steep walls are home to various sea fans. This site is suitable for experienced divers, with depths ranging from 8 to 30 meters. Visibility can reach between 15 to 30 meters, and divers may encounter large fish species during their dive.

7.1453, 98.8477

Hin Ngam Bay

Hin Ngam Bay is a shallow dive site suitable for divers of all levels, with depths ranging from 5 to 18 meters. Visibility typically ranges from 10 to 25 meters, and divers can encounter marine life such as shrimps, scorpionfish, pipefish, and porcupine pufferfish. The site features three pinnacles and is often used as a starting point for drift dives to Aow Leuk.

10.0681, 99.8411

Hin Ngam Koh Rok

Hin Ngam Koh Rok features a gently sloping coral reef characterized by extensive fire coral gardens in the shallow areas. Divers can observe a variety of marine life, including false clown anemone fish, grouper, parrot fish, butterfly fish, angel fish, and surgeon fish. Hawksbill sea turtles are also commonly seen in this area. The site offers a rich underwater landscape with bubble corals, giant barrel sponges, and large gorgonian sea fans, making it a diverse environment for exploration.

7.1951, 99.0599

Hin Nok : Nok Pinnacle : หินนก

Hin Nok, also known as Nok Pinnacle, is a submerged pinnacle located between Koh Kradan and Koh Libong. The site features a depth range of 10 to 17 meters, with the pinnacle's top just breaking the surface of the water. Divers can explore areas of staghorn coral alongside sandy patches. The marine life is diverse, with sightings of parrotfish, butterflyfish, angelfish, barracuda, moray eels, groupers, and nudibranchs.

7.2752, 99.2887

Hin Pae หินแพ

Hin Pae is located on the northern side of Koh Ngam Yai, featuring two rock peaks that rise from the water, with depths ranging from 6 to 23 meters. The site includes underwater caves that provide habitat for a diverse range of fish species. Marine life commonly observed here includes sea anemones, black corals, sea whips, giant clams, butterflyfish, barracudas, stingrays, turtles, groupers, and even whale sharks.

10.5005, 99.4248

Hin Pee Wee

Hin Pee Wee features significant rock formations and smaller pinnacles, with the shallowest area reaching approximately 7 meters and depths extending beyond 22 meters. The site is characterized by an abundance of soft corals and whip corals. Divers limited to depths of 12 meters may find fewer marine life encounters. Notable marine species include nudibranchs, scorpion fish, rays, porcupine puffers, and schools of trevally. Turtles, pipefish, sawblade shrimp, and squid are also frequently observed. This site is located near the HTMS Sattakut wreck, allowing for both sites to be explored during a single dive. Access to Hin Pee Wee is by boat.

10.1039, 99.8135

Hin Pee Wee

Hin Pee Wee is a dive site off the northwest coast of Koh Tao, featuring three pinnacles, the largest at approximately 7 meters in length. Divers can encounter hard and soft corals, as well as marine life such as moray eels, stingrays, porcupine fish, barracudas, green sea turtles, and Jenkins rays. This site is accessible by boat.

10.1125, 99.8068

Hin Pleng East

Hin Pleng East, also known as Rayong Pinnacle or Alhambra Rock, features two prominent pinnacles, the west and east. This dive site is characterized by a diverse array of coral species and is home to various marine life. Commonly observed species include yellow snapper, barracuda, nudibranchs, saw blade shrimp, and razor fish. Divers may also have the opportunity to encounter whale sharks in this area. The site is accessible from the shore.

12.4307, 101.6688

Hin Pleng West

Hin Pleng West, also referred to as Alhambra Rock, is part of the well-known Rayong Pinnacle dive sites, featuring two distinct pinnacles: west and east. The site is characterized by a diverse array of coral species and is frequented by various fish species. Common marine life includes yellow snapper, barracuda, nudibranchs, saw blade shrimp, and razorfish. Divers may also have the opportunity to encounter whale sharks in this area. The entry to the site is from the shore, making it accessible for divers looking to explore its underwater features.

12.4291, 101.6659

Hin Pueng

Hin Pueng, also known as Alhambra Rock, features two main sections: West Alhambra Rock and East Alhambra Rock. The West side has a prominent wall with diverse marine life including Frog Fish, Pufferfish, and Moray Eels, while the East side offers schools of smaller fish. A full dive of the site may require two trips.

12.4281, 101.6663

Hin Sam Sam

Hin Sam Sam is a dive site characterized by depths ranging from 8 to 20 meters. The underwater landscape includes a mix of hard and soft coral reefs, rock formations, and sandy areas. Divers can expect to encounter a variety of marine life, including abundant tropical reef fish, moray eels, and nudibranchs. There is also a possibility of spotting turtles during dives. This site is accessible from the shore, making it convenient for relaxed diving experiences.

8.0534, 98.2750

Hin Wong Bay

Hin Wong Bay is located northeast of Koh Tao, with a maximum depth of 18 meters (59 feet). The site features diverse marine life, including triggerfish, fusiliers, emperorfish, and occasional reef sharks, and offers various dive options, including a cave dive in the southern part of the bay. Water temperatures average around 27 degrees Celsius (80 degrees Fahrenheit) year-round.

10.1023, 99.8510

Hin Wong Pinnacle

Hin Wong Pinnacle is situated on the eastern side of Koh Tao, near Hinwon Bay. This dive site is recommended for divers with intermediate experience or higher due to the often strong currents. The main rock formation is relatively small, but the dive area is expansive with several scattered rocks. Divers can expect to see larger fish species such as horse mackerel and bluefin tuna, along with hornets. The main rock features an overhang, and divers can explore the crevices between the rock and sandy bottom, where various macroscopic fish, including crocodiles and different shrimp species, can be observed.

10.1092, 99.8527

Hin Wong Pinnacle

Hin Wong Pinnacle is suitable for intermediate divers, with depths ranging from 15 to 40 meters. The site features fan corals, large boulders, and a variety of marine life including groupers, snappers, and blue spotted stingrays. Be prepared for unpredictable currents and visibility.

10.1107, 99.8548

Home Run

The HTMS Sattakut is a 48-meter wreck at a depth of 30 meters off Koh Tao, serving as an artificial reef. Divers can explore the intact ship, which is home to various marine life. The site is accessible by boat.

10.1061, 99.8147

Honeymoon Bay

Honeymoon Bay is characterized by a shallow area ideal for snorkeling and training courses, with depths remaining relatively shallow if you stay close to the island. Beyond this, the reef slopes steeply down to a depth of 30 meters. Divers may encounter a current at times. The site is also suitable for night dives, where you can observe turtles resting, various species of moray eels, lionfish, sea snakes, octopus, and nudibranchs.

8.5650, 97.6396

House reef

The House Reef offers a shallow entry point from the beach, reaching a maximum depth of 5 meters. The site features calm and clear waters, making it suitable for beginner divers. A variety of reef fish can be observed, including rabbit fish, clown fish, bannerfish, angel fish, and triggerfish, providing an opportunity to explore diverse marine life in a tranquil environment.

6.4850, 99.3034

HTMS Chang Wreck

The HTMS Chang wreck is the largest recreational wreck diving site in the Gulf of Thailand, measuring 100 meters in length and resting at a depth of approximately 30 meters. This site is suitable for wreck penetration dives, offering divers the opportunity to explore its structure. The area is home to a diverse array of marine life, including large schools of jacks, barracudas, yellowtails, and snappers. Additionally, divers may encounter nudibranchs, rays, and scorpionfish, making it a rich environment for underwater observation.

11.8941, 102.2581

HTMS Hanhak Sattru 312, Wreck

The HTMS Hanhak Sattru 312 is a recently submerged wreck measuring 44.9 meters in length and 7 meters in width. This high-speed attack vessel was part of the Gulf Patrol Fleet of the Royal Thai Navy and was constructed by Singapore Ship Building and Engineering Co., Ltd. The wreck is situated approximately 60 meters north of Laem Thian, resting in about 23 meters of water, with its mast extending to a depth of around 13 meters. This site is comparable to the HTMS Suphairin 313, which is located in No Name Bay.

10.0927, 99.8543

HTMS Prab 741, Wreck

The HTMS Prab 741 is an intentionally scuttled wreck located south of Ngam Noi Island, resting at a depth of 24 meters on the seabed. The site features two cannons positioned at both the stern and the bow, with a bridge situated centrally on the ship. Divers may encounter schools of barracudas and, on occasion, whale sharks in the surrounding waters. The wreck is accessible for penetration, but this is recommended only for advanced divers due to the need for careful management of no-decompression limits.

10.4840, 99.4179

HTMS Sattakut 742, Wreck

The HTMS Sattakut is a wreck located at a maximum depth of 35 meters, with its tower reaching up to 18 meters. This 48-meter long vessel is situated just south of Hin Pee Wee, a nearby pinnacle dive site often used for safety and decompression stops after exploring the wreck. Divers can observe various marine life, including large Sweetlips, schools of Fusiliers, and occasionally, Jenkin's Whipray. The site also offers opportunities to see diverse macro life.

10.1072, 99.8137

HTMS Suphairin 313, Wreck

The HTMS Suphairin 313 is a wreck located approximately 15 meters north of No Name Pinnacle. This high-speed attack ship measures 44.9 meters in length and 7 meters in width. It is part of the Gulf Patrol Fleet of the Royal Thai Navy and was constructed by the Singapore Ship Building and Engineering Company Limited. The wreck rests in about 26 meters of water, with its mast reaching a depth of around 11 meters. It is situated roughly 100 meters ESE of Ko Hang Tao, and is of the same class as the HTMS Hanhak Sattru 312, which is found in Aow Mao. Divers can access this site via boat.

10.1176, 99.8105

Hua Chedi Koh Ngam Yai - Chedi Rock Koh Ngam Yai - หัวเจดีย์ เกา

Hua Chedi Koh Ngam Yai, located south of Koh Ngam Yai, features a sandy bottom at depths ranging from 8 to 16 meters. This site is suitable for initial dive checks and is often the first dive of a trip. Divers may encounter some currents around the turning point. The area is characterized by clear waters and is home to various marine life, including sea anemones, Indian clownfish, and nudibranchs. Triggerfish are prevalent here, and caution is advised when encountering them. Additionally, divers may spot the Humph fish in this environment.

10.4912, 99.4189

HUG OCEAN pool

Hug Ocean Pool is located just 5 minutes from Chalong roundabout. The facility features a saltwater pool measuring 5 by 15 meters, with a depth ranging from 1.3 meters on the shallow end to 4 meters on the deep end. The pool offers a view of the ocean towards Loan Island. Equipment rental is available, including tanks and weights. There are also tables and chairs for academic instruction, with drinks and food options from a nearby restaurant.

7.8041, 98.3382

J-SPOT

J-SPOT is a sloping reef dive site characterized by extensive hard coral gardens and a varied underwater topography. Divers can explore sandy channels and small bommies, providing a comfortable diving experience. The site typically experiences mild to moderate conditions, making it accessible for divers of all skill levels. Marine life is abundant, featuring a variety of reef fish, snappers, trevally, and numerous macro species such as nudibranchs and shrimp.

9.4142, 97.8803

Japanese Gardens Koh Tao

Japanese Gardens is situated on the eastern side of Koh Nanguan. This site is characterized by its calm conditions, making it suitable for divers of all levels. The sandy bottom gradually descends, reaching depths between 2 to 16 meters. Divers can explore the wall along the northern part of the island. The area is renowned for its diverse coral gardens, featuring both hard and soft corals. Marine life is abundant, with frequent sightings of various fish species, as well as the occasional blue spot ribbon tail ray and banded sea krait.

10.1195, 99.8149

Junkyard

Junkyard is a dive site with depths ranging from 10 to 12 meters. It features various artificial structures, including a Jeep and a toilet seat, which serve as habitats for marine life. Divers are advised not to touch these items. The site is home to a variety of marine species, including common tropical fish such as angelfish, banner fish, and surgeonfish, as well as some less common species like boxfish and pufferfish.

10.0869, 99.8221

Kamala Rock

Kamala Rock is located approximately 10 minutes northwest of Kamala Beach, with a group of boulders and rocks that are visible during low tide and submerged at high tide, particularly around the full or new moon. The surrounding reef extends nearly 200 meters to the south, while the northern side reaches depths of 16 meters. Divers can observe a variety of reef fish species, including damsels, snappers, fusiliers, groupers, parrotfish, butterfly fish, and angelfish.

7.9521, 98.2643

Karon cubes

Karon Cubes features two stacks of concrete cubes positioned approximately 5 meters apart. The shallowest area is around 16-18 meters deep, with a sandy bottom extending to depths of 21-23 meters. Divers can explore 3-4 layers of these cubes, which are accompanied by large fishing traps in the vicinity. Marine life includes notable species such as big marble rays and large schools of snappers. Additionally, frogfish and numerous lionfish can be observed, along with a variety of macro life, including nudibranchs and fabellinas.

7.8322, 98.2832

Karon Rock

Karon Rock is located just off Karon Beach in Phuket and is accessible via shore entry. The dive site has a depth range of 8 to 18 meters and is characterized by coral formations and boulder reefs. Divers can expect to see a variety of marine life, including groupers, batfish, and snappers, along with common sightings of turtles, stingrays, and nudibranchs. This site is suitable for beginner divers and training purposes due to its manageable depth and diverse aquatic life.

7.8305, 98.2850

Kata Beach South Reef

Kata Beach South Reef is accessed from the beach, where divers can enter the water and swim out to a depth of approximately 5 meters. Following the reef wall, divers can explore various small reefs and rocks that host a diverse array of marine life. Commonly observed species include banner fish, damsel fish, and butterfly fish. Additionally, the sandy areas may reveal pipe fish, stingrays, and flounders, making this site rich in biodiversity.

7.8144, 98.2966

Kata Reef North

Kata Reef North is a shore dive site in Thailand that offers excellent macro photography opportunities. Divers can encounter ghost pipefish, cuttlefish, nudibranchs, and various shrimp species among others. The site has a maximum depth of around 20 meters, with diverse marine life and structures suitable for all experience levels.

7.8222, 98.2925

Khao Na Yak

Khao Na Yak, located near Khao Lak, is a shallow dive site with a maximum depth of 9 meters. The site features a gently sloping sandy bottom and is characterized by a variety of hard corals, including table, brain, and staghorn corals. It is suitable for beginners and training courses due to its calm conditions. Divers can expect to see a range of reef fish such as angelfish, butterflyfish, and clownfish, along with moray eels, barracudas, and nudibranchs.

8.5633, 98.1993

Khom Beach

Khom Beach, situated on the northeastern headland of Chaloklum in Koh Phangan, is a small cove that offers a suitable environment for snorkeling and novice divers. The area features a shallow reef that is well-protected from strong winds and waves, fostering a diverse marine ecosystem. Divers can expect to encounter a variety of marine life, including Black-spotted porcupinefish, Titan Triggerfish, Goatfish, Groupers, Gobys, and various schools of smaller fish, as well as occasional turtle sightings. The reef is composed of both soft and hard corals, contributing to the site's rich biodiversity.

9.7991, 100.0141

King Kong

King Kong is a secluded bay located near Aow Leuk on the southeast coast of Koh Tao. The site features a shallow coral reef, making it suitable for novice divers and snorkelers. The marine life includes a diverse range of soft and hard corals, as well as species such as yellow boxfish, harlequin sweetlips, blue-spotted stingrays, lionfish, porcupinefish, pufferfish, batfish, and turtles. The calm conditions of the area contribute to a pleasant diving experience.

10.0737, 99.8469

Ko Kram / เกาะคราม

Ko Kram is an uninhabited small island located near the coast. The site is accessible from the shore and is recognized for its suitability for snorkeling. It features coral reefs and serves as a community fishing ground, where various fishing gear can be observed.

10.0695, 99.1850

Ko Ma Ping (เกาะมะปริง)

Ko Ma Ping is a small island located south of Koh Rang, characterized by its sandy surroundings. The northern side features a sandy area ideal for diving, either from the beach or within the bay. This site is suitable for divers of all levels, including beginners and experienced divers, as it offers opportunities to explore for small marine creatures in a muck dive environment.

11.7795, 102.3893

Ko Ngai

Ko Ngai offers shallow diving opportunities ranging from 8 to 16 meters, characterized by good visibility and mild currents, making it suitable for divers of all experience levels. The site is recognized for its surrounding reefs, including notable locations such as Crocodile Rock. Marine life is abundant, featuring colorful reef fish like angelfish, parrotfish, and clownfish. Divers may also encounter moray eels, barracudas, and lionfish, with occasional sightings of blacktip reef sharks and turtles.

7.4167, 99.1976

Ko Ngam Yai เกาะง่ามใหญ่

Ko Ngam Yai is located approximately 16 kilometers from the mainland, situated in Chumphon, southern Thailand. The site is known for its ecological significance, particularly as a nesting area for swallows, which prohibits access to the nesting sites. Divers and snorkelers can observe a variety of marine life, including triggerfish, pufferfish, stingrays, flounders, and colorful dragonets. The underwater landscape features hard corals and schools of fish, making it an engaging spot for both snorkeling and diving activities.

10.4955, 99.4223

Ko Rang Cave (เกาะรังหน้าถ้ำ)

Ko Rang Cave is situated on the western side of Koh Rang, characterized by a sloping cliff that descends into deeper waters. The site features several caves along the cliff face, with the entrance appearing as a collection of rocks and sand, providing habitat for small marine organisms. This dive site is considered easy and is suitable for beginner divers, offering a diverse range of marine life to observe.

11.7811, 102.3844

Ko Rang North (เกาะรังด้านเหนือ)

Ko Rang North is situated on the northeast side of the island, extending gradually to the north. The site features a sandy substrate, making it ideal for beginner divers and those interested in macro photography. The sandy areas are home to a variety of small marine creatures, including numerous sea slugs, providing excellent opportunities for macro photography.

11.8097, 102.3873

Ko Sam Phee Nong (เกาะสามพี่น้อง)

Ko Sam Phee Nong is a small island located on the western side of Koh Rang. The site features a sandy bottom with a gentle slope, making it ideal for novice divers. The area includes some coral formations, but it is primarily characterized by its sandy substrate. Due to its conditions, this site may not appeal to more experienced divers seeking challenging environments.

11.8042, 102.3765

Ko Tae Nai

Ko Tae Nai is located approximately 10 minutes south of Thongsala. The dive site features a gently sloping reef that reaches depths of around 7 meters. An artificial coral nursery is present at this location. Divers may encounter a variety of small tropical reef fish, including bannerfish, angelfish, butterfly fish, and sergeant majors. Blue spotted stingrays are also common, and there is a possibility of spotting a turtle. Occasionally, divers may experience some current at this site.

9.7107, 99.9724

Koh Ma Tang Ming

Koh Ma Tang Ming is known for its diverse underwater landscape, featuring both shallow reefs and deeper sections that cater to a range of diving abilities. The site is characterized by vibrant soft and hard corals, providing habitat for a variety of marine life. Divers can expect to see colorful reef fish such as angelfish and butterflyfish, along with moray eels, pufferfish, and various nudibranchs. Blue-spotted stingrays are also commonly observed in the area. The entry to the site is from the shore, making it accessible for both snorkeling and diving.

7.9772, 98.8096

Koh Bida Nai

Koh Bida Nai features large coral-encrusted boulders on the southeastern side with swim-throughs and a coral garden that slopes to 18 meters. The north and west faces consist of vertical walls reaching 25 meters, covered in soft coral, sea whips, and gorgonian fans.

7.6230, 98.7973

Koh Bida Nai

Koh Bida Nai is a small rocky island located south of Phi Phi Lee, with diving depths ranging from 5 meters to over 30 meters. The site is characterized by limestone cliffs that support a diverse range of marine life. Divers can expect to encounter various small fish and shellfish, with occasional sightings of blacktip reef sharks and sea turtles. The site is accessible by boat.

7.6585, 98.7681

Koh Bida Nok

Koh Bida Nok is a notable dive site characterized by a gentle reef slope extending from the island, with a steep wall on the southwest side that descends to depths of 22-26 meters. Divers can expect to encounter a diverse array of marine life, including turtles, blacktip reef sharks, barracuda, and large schools of yellow snapper. Other species such as nudibranchs, octopus, moray eels, lionfish, and trevally are also commonly observed in this area. The site is accessed by boat.

7.6557, 98.7663

Koh Bida Nok

Koh Bida Nok features a northern wall that drops to 35 meters (115 feet), providing excellent wall diving with soft corals, sea fans, and barrel sponges. The southern section is shallower, leading to a small lagoon. Common marine life includes sea turtles, moray eels, barracudas, and various reef fish.

7.6065, 98.7849

Koh Bitsi, Koh Lek

Koh Bitsi, also referred to as Koh Lek, is located near Koh Lipe and is known for its drift diving opportunities. The site features a mix of hard and soft corals, contributing to a diverse underwater ecosystem. Divers can expect to see schools of fish navigating through the coral structures, along with the possibility of encountering reef sharks. The currents at Koh Bitsi can be dynamic, making it an engaging dive site for those with experience. The entry to the dive site is from the shore.

6.5715, 99.3450

Koh Bon East

Koh Bon East features a gently sloping reef composed of hard corals that transitions into a sandy bottom. This site is known for sightings of leopard sharks resting on the sand. Divers can expect to see a variety of reef fish, including barracudas, snapper, and moray eels. The visibility is generally good, making it a suitable location for divers seeking a more relaxed experience compared to the more active West Ridge, which is famous for manta ray encounters.

8.8248, 97.8010

Koh Bon Pinnacle

Koh Bon Pinnacle is a dive site that begins at a depth of 22 meters and extends to depths of 45 meters or more. The area is characterized by lush vegetation, particularly notable for its abundance of yellow soft corals. Divers should be aware that there are no descent ropes available, making a negative entry beneficial. This site is known for sightings of various marine life, including manta rays, whale sharks, marble rays, schools of mackerel, batfish, and both leopard and reef sharks. Due to the depths and conditions, this site is not recommended for beginner divers.

8.8322, 97.7955

Koh Bon, North Reef

Koh Bon North Reef features a gently sloping reef that descends from 10 to 30 meters, characterized by hard corals giving way to a sandy bottom. This site is suitable for beginner divers and typically offers good visibility. While the West Ridge is known for manta ray sightings, this area is rich in reef fish, including barracudas and moray eels. Divers may also occasionally spot sharks in the vicinity.

8.8301, 97.7996

Koh Bon, North Ridge

Koh Bon, North Ridge offers a shallow diving experience characterized by a gently sloping reef. Divers can navigate from the North Ridge to the West Ridge and into the adjacent bay. The site typically experiences weak to moderate currents, making it accessible for various skill levels. Marine life encounters include manta rays, reef sharks, snappers, foot soles, Napoleon wrasse, dragon heads, octopuses, sea snakes, lionfish, and barracudas.

8.8294, 97.7968

Koh Bon, The Bay

Koh Bon, located approximately 50 km west of Khao Lak, is an uplifted limestone island situated about 20 km north of the Similan Islands. The dive site features a long, narrow ridge on the island's western side, characterized by a wall adorned with hard corals. Divers can encounter a variety of marine life, including nudibranchs, octopuses, moray eels, and occasionally manta rays and whale sharks in the bay area. The site is accessed by boat.

8.8264, 97.7982

Koh Bon, The Wall/Waterfall

Koh Bon, The Wall/Waterfall is located between Koh Bon Bay and West Ridge, providing an ideal entry point from a boat. The dive site features a richly overgrown wall adorned with various small soft corals and unique marine life, including five-finger sponge snails, Blue Dragons, shrimps, and moray eels. Divers can enjoy the experience of observing the waterfall effect from below, which adds to the site's natural appeal. The conditions here allow for diving without significant currents, making it accessible for divers of varying skill levels.

8.8277, 97.7967

Koh Bon, West Ridge

Koh Bon, West Ridge is located approximately 50 kilometers west of Khao Lak and is part of an uplifted limestone island situated about 20 kilometers north of the Similan Islands. This dive site features a long and narrow ridge on the western side of the island. Divers can expect to encounter a variety of marine life, including manta rays that frequent the area to feed. Additionally, sightings of larger species such as whale sharks, tiger sharks, and eagle rays are possible. Schools of fusiliers and migratory predatory fish, including bluefin trevally and bluefin tuna, are also commonly observed here. The site is accessed by boat.

8.8276, 97.7952

Koh Daeng/Red Island

Koh Daeng, also known as Red Island, is located approximately 30 minutes by boat from Railay and 30 minutes east of Koh Hong. This dive site is part of a national park and features a variety of marine life including schooling fish, snails, sea kraits, stingrays, and angel fish. The underwater landscape consists of rocks and corals, making it an easy dive site suitable for beginners and children. Visibility is generally good, and the site offers a diverse mixture of wildlife and coral formations.

8.0063, 98.7550

Koh Dok Mai

Koh Dok Mai is located 20 km east of Phuket. The dive site features steep vertical limestone walls on the east side and a gentler slope on the west. Divers can expect to see a variety of macro marine life including seahorses, ghost pipefish, and nudibranchs among soft corals and gorgonians.

7.7627, 98.4663

Koh Haa #2

Koh Haa #2 is a small island located in the northeast section of the lagoon, featuring a gentle slope that begins at a depth of 4 meters and descends to 28 meters. This dive site is abundant in corals and marine life, making it suitable for divers of all experience levels. Caution is advised on the southern side of the slope around 10 meters, where titan triggerfish are known to be territorial. Divers should follow their instructor's guidance to navigate this area safely.

7.4301, 98.8969

Koh Haa #3

Koh Haa #3, often referred to as the back of #3 by instructors and dive shops, features a central area that is relatively shallow, making it suitable for open water students to practice autonomy and navigation skills. The site has recently seen sightings of larger fish, and in the deeper sections, divers can explore beautiful pinnacles adorned with soft yellow corals.

7.4295, 98.8944

Koh Haa #4

Koh Haa #4 is situated to the southwest of the lagoon, adjacent to its counterpart, Koh Haa #2. The dive site features a gentle slope that extends from 5 meters to 26 meters, with a wall located on the south-southeast side that descends from the surface to 20 meters. This site is rich in marine life, providing opportunities to observe both small and large species. Divers can also encounter blue spotted stingrays resting on the sandy bottom in the deeper areas. The site is accessible to divers of all experience levels.

7.4281, 98.8968

Koh Haa #6

Koh Haa #6 is a dive site known for its abundant marine life. Divers can encounter various species of trevally, including big eye, giant, yellow, and bluefin, as well as groupers, rays, and occasionally whale sharks and guitar fish. The dive typically begins at Koh Haa #6, allowing divers to explore the pinnacle located between Koh Haa #5 and Koh Haa #6 before concluding the dive at the northern section of Koh Haa #5. The site is accessed by boat.

7.4279, 98.8881

Koh Haa Lagoon

Koh Haa Lagoon features several notable dive sites, including the Lagoon, Cathedral, and Chimney. The area is characterized by clear waters and a shallow lagoon, providing excellent visibility. Divers can explore a variety of marine life, ranging from macro species to larger fish. The site is known for its pristine coral formations and diverse underwater ecosystems. Entry to the dive site is by boat.

7.4293, 98.8957

Koh Haa Neua #1

Koh Haa Neua #1 is a dive site characterized by its diverse marine life and unique underwater features. The area is home to various species including zebra sharks, blacktip reef sharks, whale sharks, devil rays, nurse sharks, eagle rays, and guitarfish. The site also showcases large barrel sponges, staghorn coral, and schools of big snapper, tuna, titan triggerfish, lionfish, turtles, and barracuda. The entry to the site is by boat, making it accessible for divers looking to explore the rich biodiversity of this location.

7.4330, 98.8982

Koh Haa Yai (Cathedral)

Koh Haa Yai, the largest island in its group, features three significant caverns located on its southwestern side. Among these, the largest cavern is commonly known as The Cathedral, and two of the caverns are interconnected by a spacious swim-through. Divers can encounter a variety of marine life, including harlequin shrimps, leafy ghost pipefish, and spiny lobsters hiding in crevices. Additionally, there is a chance to spot a whale shark in the area, particularly on the western side of the island.

7.4234, 98.8882

Koh Haa Yai Beach

Koh Haa Yai Beach is a suitable location for snorkeling and entry-level diving. The site features shallow waters, making it accessible for beginners. Marine life includes barrel sponges, blacktip reef sharks, yellowback fusiliers, and various species of snappers, providing a diverse underwater experience.

7.4244, 98.8908

Koh He East Cape

Koh He East Cape features a shallow coral reef located on the eastern side of Koh Hey island. This site is appropriate for snorkeling, freediving, spearfishing, and SCUBA diving. Divers may encounter strong currents in the area. Marine life includes schools of small barracuda, as well as various reef fish such as grouper, sweetlips, catfish, and snappers.

7.7439, 98.3848

Koh Hey/Coral Bay

Koh Hey, also known as Coral Bay, features a small bay with a wreck located at a depth of 8 meters. The dive site showcases a variety of corals and slopes down towards sandy areas. Visibility can vary, typically ranging from 3 to 5 meters, but can exceed 20 meters on optimal days. Divers may experience a drift dive towards the south, where depths can reach up to 40 meters. The area is also suitable for snorkeling, with opportunities to observe small reef fish and, on occasion, large schools of yellow snappers.

7.7402, 98.3733

Koh Jorakea

Koh Jorakea is a small island situated close to the coast, featuring a community fishery and mooring boats that provide shelter during the monsoon season. Underwater, divers can explore piles of rocks and small stones, along with artificial coral structures. The marine life here includes a variety of fish species, such as barracuda, eagle rays, groupers, snappers, mackerels, butterfly fish, and angelfish, which inhabit both the coral reefs and the surrounding waters. The site is accessible via shore entry.

10.5560, 99.3755

Koh Keaw Nok

Koh Keaw Nok, also known as Koh Khai Nok, is a shallow dive and snorkel site with depths ranging from 1 to 12 meters. The area features soft, white sand and scattered coral formations. It is home to a variety of colorful tropical fish, including Parrotfish and Damselfish, which are often accustomed to human interaction. The water clarity is typically excellent near the shore, making it a suitable location for both divers and snorkelers.

7.7332, 98.2973

Koh Khai : เกาะไข่ พื้นที่คุ้มครอง ทช.

Koh Khai is a small island located approximately 3 kilometers from Ban Hin Kop. The island features two short beaches on its western side and is designated as a protected area for marine and coastal resources under the Department of Marine and Coastal Resources. The shape of the beaches may vary with the seasons. The marine life around Koh Khai includes giant clams, butterfly fish, parrot fish, barracuda, and turtles. Additionally, the area serves as a rehabilitation site for community coral reefs and acts as a spawning ground for sea life on the beach.

10.6993, 99.4073

Koh Kham

Koh Kham is a small island located just west of Koh Samaesarn, providing a diverse underwater environment suitable for divers of all skill levels. The site features warm, clear waters and white sandy beaches, making it a popular destination for nature enthusiasts. Underwater, divers can encounter a variety of marine life, including blue-spotted stingrays, nudibranchs, turtles, angelfish, pufferfish, porcupinefish, and scorpionfish. Sightings of whale sharks are also possible, adding to the site's appeal. The entry to the dive site is from the shore, allowing easy access to the underwater park.

12.5720, 100.9315

Koh Khang Suea / เกาะคางเสือ

Koh Khang Suea is a designated bird's nest concession island with restricted access for tourists, including its beaches. The dive site offers multiple levels of diving opportunities, although specific details about the depths are not disclosed. Marine life includes various fish species, giant clams, and crabs, with proximity to local community fisheries. The site is located near the Tong Tom Yai Community Dive Center, known as TongTom Diving.

10.1545, 99.2165

Koh Khram Noi

Koh Khram Noi is situated to the north of Koh Khram Yai. The site is characterized by diverse hard coral reefs, particularly prominent on the eastern side, and features large sponges and sea fans at the northern tip. Divers can observe significant schools of big eye sea perch and fusiliers, along with green and hawksbill turtles that frequent the area for feeding. The entry point to this dive site is from the shore.

12.7278, 100.7985

Koh Kong Kliang

Koh Kong Kliang is a rocky island located west of Lighthouse Reef, offering divers a unique underwater experience. The site features large boulders and numerous cracks that provide hiding spots for various marine life. The underwater landscape is adorned with both hard and soft corals, creating a diverse habitat. At the west end of the island, a distinctive rock formation resembles a foot and is home to a variety of bird species, enhancing the ecological richness of the area. This dive site is accessible from the shore.

9.7412, 99.9323

Koh Kong Yai

Koh Kong Yai is a notable dive site located on the northeastern side of Chaloklum Beach. The site features a maximum depth of 20 meters and presents varying underwater topography. Visibility and current conditions can be unpredictable, but when favorable, the site offers a rewarding diving experience. The southwestern side of the site is characterized by large soft corals and sea fans, where divers may encounter barracuda and batfish. In contrast, the shallower areas are home to angelfish, butterflyfish, and other similar marine species typically found around Haad Khom.

9.8031, 100.0156

Koh Krah

Koh Krah, located near Koh Lipe, features a dive site with depths between 10 and 30 meters (30-100 feet). The area is known for sightings of larger marine species, including barracudas and trevallies, which can often be seen swimming in the clear waters. Additionally, divers may encounter a variety of interesting macro life throughout the dive.

6.4932, 99.3130

Koh Ku La / เกาะกุลา

Koh Ku La is a dive site located within Mu Ko Chumphon National Park, easily accessible from the shore, making it suitable for novice divers. The site features a variety of marine life including giant clams, seahorses, clownfish, parrotfish, turtles, barracudas, butterfly fish, squids, gobies, and angelfish. Divers should be aware that a national park fee is required for access.

10.2511, 99.2552

Koh Kwang

Koh Kwang is located in the Klong Muang area, characterized by rocky beaches and some calmer swimming areas. The dive site is relatively shallow, ranging from 0 to 20 meters in depth, and is subject to moderate currents. Divers can explore features such as walls, small caves, and swim-throughs. The marine life includes a variety of colorful reef fish, such as angelfish, butterflyfish, and pufferfish. Additionally, divers may encounter nudibranchs, shrimp, crabs, and possibly bamboo sharks and seahorses.

8.0523, 98.7484

Koh Lak Raet / เกาะหลักแรด

Koh Lak Raet is a small island known for its diverse marine life, including numerous fish species and vibrant sea anemones. The site serves as a fishing hub for local communities, which contributes to its rich underwater ecosystem. This location is accessible from the shore, making it convenient for divers to explore the surrounding waters.

10.3805, 99.3275

Koh Lipe

Koh Lipe is characterized by its clear waters and a variety of marine life, including reef sharks, sea turtles, and manta rays. The site features vibrant coral reefs that provide a habitat for diverse aquatic species. The entry to the dive site is from the shore, making it accessible for divers. The underwater environment offers a rich experience for those interested in exploring the marine ecosystem.

6.4904, 99.3041

Koh Ma

Koh Ma is a reef located between the Koh Bida Islands and Koh Maa, featuring a round structure with several extensions to the southwest. The maximum depth at this site reaches approximately 24 meters, with the highest points surfacing during low tide. Divers can observe leopard sharks and blacktip reef sharks, along with large schools of snappers and mating cuttlefish. The reef is rich in macro marine life, providing diverse opportunities for underwater exploration.

7.6146, 98.8639

Koh Ma

Koh Ma is a small island situated off the northern coast of Koh Phangan, adjacent to Mae Haad Beach. This site features a gently sloping reef that is rich in marine biodiversity. Divers and snorkelers can expect to encounter a variety of species, including lionfish, angelfish, butterfly fish, clownfish, barracudas, stingrays, schools of razorfish, seahorses, turtles, and a range of macro life. The site is accessible from the shore, making it convenient for both snorkeling and diving activities.

9.7995, 99.9794

Koh Man Nai Jetty

Koh Man Nai Jetty is located approximately 5 kilometers from Makharm Pom Pier, directly beneath the dock of Koh Man Nai. The site features a shallow area starting at 2 meters and extending down to 8 meters, with a mix of sandy bottoms and hard coral formations. Divers can observe a variety of marine life, including seahorses, barracudas, octopuses, pipefish, crabs, snake eels, giant clams, and nudibranchs. Additionally, the nearby Sea Turtle Conservation Center offers insights into turtle research and a nursery for young turtles.

12.6137, 101.6863

Koh Mat Wai Noi / เกาะมัดหวายน้อย

Koh Mat Wai Noi is a small island located within the Mud Wai Islands, situated close to Koh Mud Wai Yai and Kula Island. The dive site is accessible from the shore, making it convenient for divers. Marine life in the area includes various species such as gourami, gobies, butterfly fish, angelfish, snapper, grouper, sea turtles, sea slugs, cuttlefish, squid, and octopus, providing a diverse underwater experience.

10.2069, 99.2475

Koh Mat Wai Yai เกาะมัดหวายใหญ่

Koh Mat Wai Yai is situated within Mu Koh Chumphon National Park and is known for its diverse marine life. While access to the island is restricted due to a business concession for bird nest collection, divers can explore the surrounding waters. The site is home to various species including seahorses, pipefish, razor fish, barracuda, butterfly fish, angel fish, gobies, sea turtles, and squid. The entry to the dive site is from the shore, providing an opportunity to observe these species in their natural habitat.

10.1989, 99.2469

Koh Nen : เกาะเณร : เกาะพระน้อย

Koh Nen is located approximately 1.6 kilometers from Laem Thian Pier and 500 meters from Ko Phra. This site is near a military operations unit and is utilized for military training as well as marine resource conservation efforts. The area features shallow coral reefs that support diverse schools of fish, making it suitable for conservation diving activities organized by the Royal Thai Navy. The entry to the site is from the shore.

12.6468, 100.8970

Koh Ngam Noi - เกาะง่ามน้อย

Koh Ngam Noi is located approximately 16 kilometers from the shore and is known for its proximity to the swallow's bird nest areas. The dive site features a variety of underwater landscapes, including walls that range from shallow to deeper sections, with sandy bottoms present. Divers may encounter triggerfish habitats and have the chance to see whale sharks, which are known to occasionally surface or swim nearby. The area is also home to hard corals, schools of fish, and anemones, providing a diverse marine environment for exploration.

10.5064, 99.4244

Koh Ngam Noi : เกาะง่ามน้อย

Koh Ngam Noi is located 600 meters from Koh Ngam Yai and approximately 2 kilometers from Hin Phae. Divers can begin their dive at the MTMS Prab 741 wreck and conclude at Koh Ngam Noi within a single dive. The site is known for its diverse marine life, including trigger fish, barracuda, bat fish, parrot fish, butterfly fish, angelfish, clown fish, grouper, black-spotted sea bass, stingrays, pipe fish, cuttlefish, and nudibranchs. The entry to the dive site is from the shore.

10.4863, 99.4174

Koh Poda

Koh Poda is characterized by its gentle sloping reefs with an average depth of 8 meters and a maximum depth of 12 meters. The site is suitable for beginner divers and offers calm conditions, making it ideal for snorkeling. Visibility is generally good, particularly during the dry season. Marine life includes a variety of hard and soft corals, such as staghorn and table corals. Divers can expect to see colorful reef fish, including clownfish and parrotfish, along with moray eels, pufferfish, and the possibility of encountering stingrays and turtles.

7.9741, 98.8075

Koh Pu

Koh Pu, also known as Crab Island, is a dive site accessible from the shore, with depths ranging from 10 to 20 meters. The eastern side is characterized by vibrant coral reefs, while the northern and western areas are marked by large boulders. Divers can expect to encounter a variety of marine life, including numerous reef fish, moray eels, and colorful nudibranchs.

7.8212, 98.2867

Koh Pung

Koh Pung is situated near Koh Lipe and features an underwater environment with rocky structures and a variety of marine species. The dive site has depths ranging from 10 to 25 meters (30 to 80 feet). Divers can observe vibrant soft corals and a range of macro life, including nudibranchs and colorful sea stars that inhabit the coral formations.

6.5381, 99.1650

Koh Racha Yai

Koh Racha Yai, located approximately 20 kilometers south of Phuket, is a dive site accessible from the shore. This site is notable for its year-round diving opportunities, with optimal conditions occurring during the rainy season from May to October. During this period, the eastern dive sites around the island offer some of the clearest waters compared to nearby locations. The western side of the island features hard corals interspersed among granite boulders, while the eastern side is characterized by gently sloping reefs. Divers can expect to encounter a variety of reef fish across all diving locations.

7.6006, 98.3654

Koh Rangka Chio / เกาะรังกาจิว

Koh Rangka Chio is situated within Mu Ko Chumphon National Park, where an entrance fee of 40 baht applies for locals and 200 baht for foreigners, with free entry for the elderly. The site is notable for its seagrass beds and serves as a spawning ground for sea turtles. A turtle hatching station is present on the island, along with a caretaker to oversee the area. Marine life includes various species of butterfly fish and the occasional sighting of turtles, making it a significant ecological location.

10.3183, 99.3018

Koh Rok

Koh Rok is located within a marine park and features depths reaching up to 20 meters. The site is characterized by vibrant hard and soft coral gardens, making it suitable for divers of all levels. Marine life commonly observed includes turtles, schools of snapper, moray eels, and a variety of colorful reef fish. Entry to the dive site is by boat.

7.2171, 99.0734

Koh Rok Noi

Koh Rok Noi features Hin Ngam, situated in the southwestern region of the island. This dive site is characterized by rocky formations and is home to a diverse array of hard and soft corals. Notable marine life includes various macro species such as shrimp and nudibranchs, along with larger organisms like sea cucumbers, angelfish, surgeonfish, moray eels, and turtles. The area showcases hard corals, including boulder and branching types, as well as soft corals like sea whips and anemones, which provide habitat for clownfish and other species.

7.2075, 99.0514

Koh Rong Nang เกาะโรงหนัง

Koh Rong Nang is a dive site located off a small island, featuring two diveable sides. The site has a slope that descends from the island to a flat seabed at a depth of 18 meters. Divers should note that during flood currents, the recommended direction is west, while ebb currents suggest diving east. Marine life includes occasional sightings of whale sharks, along with a variety of reef fish and nudibranchs, particularly around the rocks at depths of 18 meters and 21 meters.

12.5349, 100.9583

Koh Samet Island, Krabi

Koh Samet Island, located near Krabi, is accessible from Ao Nang and provides a variety of diving opportunities. The site features underwater landscapes that include walls, small caves, and swim-throughs, making it suitable for divers of different skill levels. Visibility is generally good, and currents are mild. The marine environment is rich with both soft and hard corals, including notable sea fans. Divers can expect to see a range of reef fish such as angelfish and butterflyfish, as well as nudibranchs, shrimp, bamboo sharks, and turtles.

7.9866, 98.7437

Koh San Chalarm เกาะสันฉลาม

Koh San Chalarm is located at the southernmost rocks of the Samesarn area, approximately 30 minutes by boat from Chuang Island. This site serves as a practice area for the navy, where divers may encounter remnants such as bullets and missiles on the seafloor. The underwater environment is home to a variety of marine life, including barracudas, razor fish, scorpionfish, butterfly fish, nudibranchs, and various schooling fish. The presence of hard coral and macro life adds to the site's biodiversity. Conditions can vary, but the site is generally considered safe for divers.

12.4667, 100.9694

Koh Sarang

Koh Sarang is located in the Tarutao Marine Park and features a dive depth range of 10 to 30 meters. The site is characterized by extensive coral reefs, particularly noted for vibrant pink leafy soft corals. Divers can expect to encounter a diverse array of marine life within this biodiverse underwater environment. The entry to the site is from the shore.

6.5000, 99.1793

Koh Tachai Pinnacle

Koh Tachai Pinnacle consists of two pinnacles. The larger pinnacle is dome-shaped, starting at 14 meters and descending to about 30 meters. Dive around boulders and through swim-throughs while observing coral gardens and marine life in the area.

9.0623, 97.8283

Koh Tachai Pinnacle/The Dome

Koh Tachai Pinnacle, also known as The Dome, is situated approximately 500 meters south of Tachai Island. This dive site features a prominent dome-shaped bedrock resembling an inverted plate, with a significant granite boulder nearby. The pinnacle reaches a depth of 12 meters, and divers should be aware that currents can be quite strong, varying with conditions. The area is known for its diverse marine life, including large predatory species such as blue and white trevally, bluefin tuna, barracudas, manta rays, and whale sharks. The mid-water column is populated by various fusiliers, including yellowbacks and blue dashes, which are often preyed upon by bluefin trevally and large schools of blackfin barracuda, particularly during dawn and dusk.

9.0567, 97.8140

Koh Tachai Reef

Koh Tachai Reef features a gently sloping underwater landscape that descends from depths of 5 to 10 meters down to a sandy bottom at 20 to 30 meters. The site is characterized by a variety of hard corals, including staghorn, brain, and fire corals. It is known for the presence of leopard sharks resting on the sand, as well as schools of barracudas and trevally. Divers can also encounter various reef fish, moray eels, and nudibranchs. This site is suitable for both day and night dives, with optimal conditions for relaxed exploration. Entry to the dive site is by boat.

9.0635, 97.8151

Koh Tachai, Ao Lek

Koh Tachai, located at coordinates 9.077000, 97.807700, is characterized by a series of large rock formations interspersed with coral blocks. This dive site is suitable for drift diving due to its length and the presence of currents. Divers can expect to encounter a variety of marine life, including pufferfish, angelfish, turtles, boxfish, moray eels, and sea snakes, among others. The site is accessed by boat.

9.0770, 97.8077

Koh Tachai, Ao Yai

Koh Tachai, Ao Yai features the Tachai Pinnacle, characterized by rocky formations and numerous boulders. The site is adorned with vibrant gorgonians and fan corals in various colors, creating a visually striking underwater landscape. Divers can expect to encounter large schools of fish, including the possibility of seeing manta rays and whale sharks. Barracuda shoals are a consistent presence, and batfish are frequently observed in the area. The dive site is accessed by boat, making it suitable for divers looking for a dynamic marine environment.

9.0724, 97.8081

Koh Tachai, North Reef

Koh Tachai North Reef is characterized by a sloping hard coral structure that descends to a sandy bottom at depths ranging from 5 to 30 meters. This site is suitable for divers of all experience levels, including beginners and those interested in night dives. It is commonly referred to as 'Leopard Shark Reef' due to the frequent sightings of leopard sharks resting on the sandy areas. Divers can also observe schools of barracudas and trevally, along with a variety of reef fish. The reef is home to healthy hard coral formations, including staghorn and brain corals.

9.0767, 97.8129

Koh Tachai, West Reef

Koh Tachai, West Reef, also referred to as the 'Pinnacle' or 'Twin Peaks,' features significant granite boulders and a coral garden that extends from depths of 12 to 40 meters. The site is characterized by strong currents, which attract a variety of large pelagic species, including manta rays, whale sharks, and barracudas. Additionally, divers may encounter leopard sharks and a diverse array of reef fish. The boulders are adorned with abundant gorgonian fans and soft corals, enhancing the underwater landscape.

9.0624, 97.8097

Koh Talang North

Koh Talang North, located near Koh Lipe, is a dive site characterized by granite rock formations and well-preserved hard corals. The site features a depth range of 25 to 30 meters, making it suitable for divers of all experience levels. The underwater landscape includes deeper sloping walls and offers excellent opportunities for macro photography, with notable sightings of seahorses. Currents at this site can vary, which divers should be aware of during their dive.

6.4889, 99.3336

Koh Talang South

Koh Talang South offers depths ranging from 25 to 30 meters, accommodating divers of all experience levels. The site is characterized by granite rock formations and a variety of well-preserved hard corals. Currents can fluctuate, which may affect diving conditions. Marine life is diverse, with opportunities to observe schooling fish such as barracudas and fusiliers, as well as stingrays and the occasional whale shark. Macro photography enthusiasts will find nudibranchs and seahorses among the rich marine biodiversity.

6.4874, 99.3321

Koh Talang Steps

Koh Talang Steps, situated near Koh Lipe, features an underwater terrain of cascading granite boulders and coral formations that descend to depths between 5 and 25 meters (15-80 feet). Divers can observe a variety of macro life, including seahorses and frogfish that blend into the coral environment. Additionally, sightings of coral cat sharks can be made as they rest under rocks, adding to the site's diverse marine life.

6.4885, 99.3317

Koh Talang Wall

Koh Talang Wall is located near Koh Lipe and features a dive depth ranging from 10 to 30 meters (30 to 100 feet). Divers can explore various crevices and overhangs that are home to a variety of reef fish, including parrotfish, butterflyfish, and angelfish. The site is characterized by its impressive coral formations and rich marine biodiversity, making it an engaging location for divers.

6.4878, 99.3353

Koh Talu House Reef

Koh Talu House Reef serves as a house reef for beginner divers, with depths ranging from 3 to 7 meters. Divers can safely explore the underwater environment, allowing for longer dive times. The entry point is located at the jetty, and divers can conclude their dive at Ao Mook. The reef is home to various hard coral species, including staghorn coral, flower pot coral, brain coral, and anemones. Additionally, divers may encounter numerous rabbit sea slugs during their exploration.

11.0771, 99.5562

Koh Taru

Koh Taru is situated near Koh Lipe and offers a dive experience with depths between 5 and 25 meters (15-80 feet). The site is characterized by its diverse marine life, including coral cat sharks that can often be found resting under ledges or within the reef structure. Additionally, divers may encounter large schools of yellow snapper, enhancing the underwater experience. The entry to the site is from the shore, making it accessible for divers.

6.5505, 99.3507

Koh Thong Kaeo / เกาะทองแก้ว

Koh Thong Kaeo is a small island located within the Mud Wai Islands, situated close to Koh Mud Wai Yai and Kula Island. The site is accessible from the shore and is in proximity to the Thong Tom Yai homestay and the Thong Tom Yai Community Dive Center. This dive site offers a variety of underwater features, making it suitable for divers looking to explore the local marine ecosystem.

10.1959, 99.2208

Koh Usen

Koh Usen, located near Koh Lipe, features a depth range of 10 to 25 meters (30-80 feet), making it suitable for various diving experiences. The site is characterized by gentle currents, which facilitate drift diving, allowing divers to smoothly traverse the reef while observing the active marine life present in the area.

6.4843, 99.3143

Koh Waen

Koh Waen is characterized by its diverse hard coral species, with depths ranging from 5 to 30 meters. The site is notable for its artificial reef, which includes a sunken train featuring railway cars and a locomotive, providing a unique environment for divers. Additionally, divers can explore swim-throughs resembling Swiss cheese. The artificial reef attracts various marine life, including schools of snapper and barracuda, as well as a variety of macro organisms such as nudibranchs, crabs, and shrimp.

7.3786, 99.2469

Koh Waeo

Koh Waeo is a dive site featuring two small islands and a channel between them. The site has a depth range of 10 to 30 meters and showcases a healthy reef with soft and hard corals, including gorgonians and barrel sponges. Marine life includes porcupinefish, barracudas, sea turtles, and various reef fish.

8.0322, 98.2597

Koh Waeo South

Koh Waeo South is a dive site located near Kamala, accessible by boat in approximately 40 minutes. The site features a diverse underwater landscape with both hard and soft corals, particularly abundant on the southern side of the island. Divers can expect to encounter various marine life, including stingrays, flounders resting in the sand, and moray eels, scorpionfish, and octopuses hiding among the rocks. The currents at this site are generally moderate to light throughout the year, making it suitable for beginner divers. The coordinates for this location are 8.030000, 98.260000.

8.0300, 98.2600

Koh Yang West

Koh Yang West, located near Koh Lipe, features a depth range of 10 to 30 meters. The site includes a combination of coral reefs, rocky structures, and sandy areas. Divers can explore vibrant coral gardens populated with colorful soft corals and sea fans, contributing to the diverse marine ecosystem.

6.5427, 99.2543

Koh Yang East

Koh Yang East, situated near Koh Lipe, features depths ranging from 10 to 30 meters (30 to 100 feet). The site is characterized by its diverse marine life, including larger species such as barracudas and snappers, particularly in the deeper areas. Additionally, divers can observe a variety of macro life, making it an engaging dive site for those interested in both large and small marine organisms.

6.5415, 99.2645

Kong Hin Look Waao - Look Waao Pinnacle - กองหินลูกว่าว

Kong Hin Look Waao, also known as Look Waao Pinnacle, is situated northeast of Koh Ran Kai, with depths ranging from 10 to 30 meters. The site features a small cave that allows divers to enter and exit through different openings. This area is recognized as a fishing ground for local fishermen. Divers can expect to see a variety of marine life, including Gourami fish, Chumphon yellow butterfly fish, Noree fish, Sinsamut fish, parrot fish, barracuda fish, and snapper fish.

10.7981, 99.5405

Laem Farang แหลมฝรั่ง

Laem Farang is located approximately 2.7 nautical miles from Samaesarn pier, making it easily accessible for divers. This site is situated south of Koh Samae Sarn and is suitable for Open Water Divers. The underwater visibility typically ranges from 10 to 20 meters. Marine life commonly observed here includes Parrot fish, Butterfly fish, Sergeant Major fish, Blue Lined Grouper, Redcoat Squirrelfish, and Striped Remora.

12.5521, 100.9532

Laem Thian Bay

Laem Thian Bay offers diving depths ranging from 5 meters to 24 meters. The site features a small plateau and a canyon, with stronger currents typically flowing north along the coast, especially near the edges. In the shallower areas, divers can observe a variety of coral and fish. Notable marine life includes Blacktip Sharks and Cobia. The plateau, located between 8 meters and 18 meters, is home to sponges and provides opportunities to see sea turtles.

10.0885, 99.8542

Laem Thian Caves

Laem Thian Caves offers a shore entry dive that is suitable for beginners at depths around 5 meters, where conditions can be particularly beautiful on sunny days. For more experienced divers, the site features small caves that can be explored down to 20 meters. Marine life includes the possibility of encountering bumphead parrotfish and sea turtles, along with a variety of angelfish.

10.0893, 99.8559

Laem Thien Pinnacle

Laem Thien Pinnacle features large boulders, canyons, caves, and swim-throughs at depths ranging from 5 to 25 meters (16-82 feet). Divers can encounter marine life such as whale sharks (seasonal from March to June), barracudas, groupers, and various species of reef fish. Conditions are generally good throughout the year, but check local reports for visibility and currents.

10.0926, 99.8615

Lak Siam

Lak Siam is an extensive sloping reef located on the eastern coast of Koh Rok Noi. This dive site is known for its diverse marine life, including species such as moorish idols, snapper, fusiliers, grouper, wrasse, moray eels, angelfish, butterfly fish, clownfish, shrimp, sea cucumbers, snails, slugs, urchins, feather stars, and surgeonfish. The site offers a variety of underwater features and is accessible from the shore, making it suitable for scuba diving.

7.2027, 99.0635

Lang Khaai Bay

Lang Khaai Bay is located on the eastern side of Koh Tao, just south of Tanote Bay. Divers can access this site via a shore entry directly from the beach. The area is home to a variety of common marine life typical of Koh Tao, and there is a possibility of encountering a Cobia during dives. The site can be reached by boat from the western side of the island, taking approximately one hour.

10.0794, 99.8477

Leamnamtok

Leamnamtok, also referred to as Waterfall, is a tranquil dive site ideal for novice divers and those interested in observing small marine life. The site is characterized by its muck environment, where divers can encounter a variety of macro species as they venture away from the shoreline. The entry to the site is from the shore, making it accessible for divers looking for a relaxed diving experience.

10.1233, 99.8218

Li Bong Artificial coral Reef

Li Bong Artificial Coral Reef is located approximately 2 kilometers from Koh Libong, with a depth of around 15 meters. This site features multiple layers of artificial structures that are densely populated with soft corals. Divers may encounter strong currents at times, which can affect visibility. The marine life here includes various species of fish, such as grouper found near the bottom and clownfish residing among the coral. Additionally, divers might observe fishing tools scattered throughout the area.

7.2050, 99.3505

Lighthouse Bay

Lighthouse Bay is a dive site with an average depth of 14 meters, starting at 5 meters, making it suitable for both divers and snorkelers. The site features a coral garden and a pinnacle that reaches depths of up to 30 meters, with good visibility often exceeding 10 meters. This sheltered location is ideal for beginner divers and macro photography.

10.1198, 99.8437

Lipe Corner

Lipe Corner is situated at the northwestern tip of Koh Lipe, offering divers the chance to explore vibrant coral gardens and dramatic underwater walls. The dive site features impressive rock formations and reaches depths between 12 to 30 meters (40 to 100 feet). It is recognized for its rich coral diversity, making it an excellent location for macro photography. The site is accessible year-round, providing a dynamic underwater landscape for divers to experience.

6.4802, 99.2856

Loh Samah

Loh Samah Bay is a dive site on the east side of Phi Phi Ley. The main feature is a narrow canyon at 15 meters, lined with soft corals and gorgonians. Divers can also explore a small islet with walls covered in clams and various corals, with depths ranging from 8 to over 20 meters. Sea turtles are commonly spotted in this area.

7.6742, 98.7776

Long Beach

Long Beach, located near Koh Lipe, features a sandy bottom that gently slopes from 5 to 20 meters (15-65 feet) in depth. The site is characterized by scattered coral outcrops, providing a habitat for a variety of colorful reef fish. This location is suitable for beginner divers as well as those interested in observing diverse marine life.

6.5323, 99.2813

Mae Haad/Koh Ma

Mae Haad is a dive site around Koh Phangan with a depth of up to 18 meters. It features a variety of hard corals including brain and staghorn corals, and divers can encounter marine life such as schooling parrotfish, fusiliers, barracudas, and banded sea kraits. This site also provides opportunities for sightings of whale sharks.

9.7982, 99.9780

Mai Thon

Mai Thon, located a short distance from Phuket, is accessible from the shore and is well-suited for beginner divers. The site features artificial reefs that attract a variety of marine life, including colorful fish and diverse underwater ecosystems. The clear waters enhance visibility, allowing divers to explore the vibrant coral formations and the rich biodiversity present in this area.

7.7597, 98.4739

Malong Bay/Turtle Rock

Malong Bay, located on the west side of Phi Phi Leh and north of Maya Bay, is a dive site that is popular from December to May, with limited diving during the Monsoon season. This site is recognized for its potential to encounter sea turtles, as well as blacktip reef sharks. Divers can also observe a variety of macro life in the area. The entry to the site is from the shore.

7.6847, 98.7625

Mango Bay

Mango Bay is suitable for beginner divers with depths ranging from 2 to 18 meters and visibility exceeding 8 meters, reaching up to 25 meters. The west section features a coral garden, the center has a sandy bottom where nudibranchs are often found, and the outer edges have a drop-off for more experienced divers.

10.1249, 99.8322

Mango Bay Ko Tao

Mango Bay on Ko Tao offers a training-friendly dive site with a sandy bottom that ranges from 1 meter to 16 meters in depth. The area features two distinct sections of large artificial reef concrete cubes, ideal for buoyancy and technical training exercises. To the east, divers can explore a dense hard coral reef, while the west side presents a rocky sloping reef. Marine life includes a variety of hard corals, small reef fish, and frequent visits from turtles. Notable species in the area include triggerfish, catfish, gobies, rays, porcupine pufferfish, parrotfish, wrasse, and anemone fish.

10.1219, 99.8351

Manta Bay Racha Noi

Manta Bay at Racha Noi is characterized by its granite boulders and healthy hard coral formations. The site is particularly noted for the presence of manta rays, especially during the months of December through April. Divers can expect to encounter a variety of marine life, including barracudas, snapper, parrotfish, moray eels, and blue-spotted stingrays. The dive site features varying depths and generally mild currents, making it accessible for divers with different experience levels. Entry to the site is from the shore.

7.5151, 98.3337

Mao Bay

Mao Bay offers diving opportunities both to the north and south. The northern section features an artificial reef located at a depth of 15 meters. The area is characterized by large boulders, providing a unique underwater landscape. Marine life includes porcupine fish, pipefish, and numerous Titan triggerfish. It is important to note that the bay accumulates a significant amount of litter, so divers are encouraged to bring a rubbish bag for cleanup efforts.

10.0927, 99.8519

Marla'S Mystery

Marla's Mystery is a wreck dive site located at 32 meters (100 feet) off the northeastern coast of Racha Yai Island. The wreck, which was intentionally sunk in 2000 to create an artificial reef, features a rusted hull and attracts various marine life. Entry to the site is typically by boat.

7.6064, 98.3779

Marlas Mystery Wreck

Marlas Mystery Wreck is a 34-meter barge that was intentionally sunk in 2000, located off the east coast of Racha Yai at depths ranging from 30 to 34 meters. This site is classified as an advanced dive due to its depth and occasionally challenging location. The open hull of the wreck serves as an artificial reef, attracting a variety of marine life including moray eels, snappers, and tuna. Divers may also encounter groupers, lionfish, barracuda, and scorpionfish, along with some coral growth on the structure.

7.6055, 98.3805

Maya Corner

Maya Corner is located on the west side of Koh Phi Phi Lei. The dive starts at the northern entrance of the bay and follows the coastline north. The dive features a swim-through and a steep wall at a depth of 16-18 meters (52-59 feet) on the northwest point, with a cavern accessible for certified wreck divers at the southwest point.

7.6825, 98.7609

Meridian Beach

Meridian Beach, also known as Karon Noi, features a private house reef with depths ranging from 3 to 12 meters. The site is characterized by a healthy mix of hard and soft corals, supporting a variety of marine life including parrotfish, angelfish, moray eels, nudibranchs, and crabs. This location is suitable for shore diving and is particularly noted for its macro life and night dive opportunities. Visibility is generally good within this sheltered bay.

7.8633, 98.2810

Merlin House Reef

Merlin House Reef can be accessed directly from the beach located in front of the Marriott Merlin Beach Resort & Spa Hotel. It is essential to consult tide tables before visiting, as the reef is only reachable during high tide, with a minimum water depth of 1.5 meters recommended. Divers will need to swim approximately 100 meters through the tidal zone to reach the reef crest, where the dive begins at a depth of around 2 meters.

7.8813, 98.2710

Moken Bay

Moken Bay, located in the Surin Islands, is characterized by its shallow and sheltered environment, making it suitable for easy diving experiences. The site features a sandy substrate interspersed with coral patches and small rock formations. This protected area is particularly favorable for novice divers, training activities, and night dives. The sandy bottom and coral structures support a variety of macro marine life, including ghost pipefish, seahorses, cuttlefish, octopus, shrimp, and numerous nudibranchs. Small reef fish are also prevalent in this area.

9.4068, 97.8676

Monkey Rock

Monkey Rock, located in the Similan Islands, features a sloping reef characterized by a combination of hard and soft corals, along with large granite boulders and swim-throughs. The site is home to various marine species, including reef sharks, barracuda, fusiliers, snappers, and a range of macro life such as nudibranchs, shrimp, and crabs. Divers should be prepared for currents that can vary from mild to strong.

8.6295, 97.6538

Monuments/Zodiak

Monuments, located in Hideaway Bay of the Similan Islands, is a shallow dive site characterized by sandy bottoms and unique underwater statues, including figures representing the Thai Zodiac and memorials for the tsunami. The site is suitable for divers of all skill levels and is particularly favorable for night dives. It features a variety of macro marine life, including ghost pipefish, different species of shrimp, octopus, crabs, and nudibranchs, as well as larger species like napoleon wrasse and reef sharks. The dive site offers scattered hard and soft corals, enhancing the underwater experience.

8.5706, 97.6435

Mu Koh Angthon National Marine Park

Mu Koh Angthong National Marine Park consists of 42 limestone islands featuring a rich shallow coral reef ecosystem. Notable dive sites include Koh Yippon, Koh Wao, and Koh Yai, with depths ranging from 8 to 16 meters. The reef supports a variety of marine life, including soft corals, barrel sponges, anemones, black corals, and sea fans. Divers can expect to see large snappers, schools of fusiliers, yellowtail barracuda, and blue-spotted rays in this biodiverse environment.

9.6386, 99.6830

Mun-Nai Cube

Mun-Nai Cube is an artificial coral block located at a depth of 7 meters. This site is characterized by an abundance of small fish, including various species of barracuda and coral reef fish. Divers can also observe a diverse range of nudibranchs and anemone fish. The site is suitable for open water students as there are no currents, making it an ideal training location. Entry to the site is from the shore.

12.6096, 101.6857

Mushroom Rock

Mushroom Rock is located at the northern tip of Phi Phi Ley, on the western side of the island. This dive site features prominent pinnacles that extend to the surface, including a distinctive formation resembling a mushroom. Divers can observe soft corals and large schools of marine life, such as yellowback fusiliers, barracudas, and golden trevallies. In the shallower areas, sightings of turtles and blacktip reef sharks are possible.

7.6981, 98.7638

Nai Tai Beach Dredger เรือขุดแร่หาดนาใต้

Nai Tai Beach Dredger, located in Phang Nga, is not a widely recognized dive site and is primarily known for its tranquil sandy beaches. There are no significant underwater features such as coral reefs or notable marine life documented in this area. The site lacks established recreational diving attractions, making it more suitable for beachgoers than divers seeking underwater experiences. Entry to the site is from the shore.

8.3751, 98.2498

Nai Yang, Reef 2

Nai Yang, Reef 2, located within Sirinat National Park, is a shallow dive site with depths ranging from 8 to 20 meters. This area features a diverse array of hard and soft corals, making it suitable for both beginners and snorkelers. The site is home to a variety of marine life, including numerous tropical fish, moray eels, nudibranchs, and the occasional sighting of turtles. The conditions are typically calm with clear waters, enhancing the overall diving experience.

8.0875, 98.2895

NaiYang Beach

Nai Yang Beach is a shore dive site characterized by a diverse coral reef comprising both hard and soft corals. The area is suitable for beginners, featuring calm and generally clear waters. Divers can expect to encounter a variety of marine life, including small reef fish, moray eels, nudibranchs, and the possibility of spotting turtles. This site provides an accessible entry point for those looking to start their diving experiences.

8.1025, 98.2961

Nakaley

Nakaley reef extends approximately 200 meters in length, beginning about 10 meters from the beach and stretching 50 meters into the sea in a north-south orientation. The depth gradually descends to between 12 and 14 meters, leading to a sandy bottom. This site is accessible for divers entering from the shore or via boat. Marine life includes various reef fish such as damsels, fusiliers, snappers, and butterfly fish. Divers may also encounter octopuses and moray eels, while stingrays can often be found resting on the sandy substrate.

7.9244, 98.2671

Nam Chai/ Mooring Bay

Nam Chai Bay is characterized by a sloping reef that descends to a sandy bottom at depths of 20 to 25 meters. The site is marked by granite boulders and features healthy hard corals along with anemone gardens. Divers can expect to see turtles resting on the sandy substrate, along with a variety of reef fish. Occasional sightings of blacktip reef sharks may also occur.

8.6758, 97.6464

Nang Yuan Pinnacle

Nang Yuan Pinnacle is located between Koh Nang Yuan and Koh Tao islands. The site features a large pinnacle with swim-throughs at approximately 12 meters and small caves. The eastern side drops to 21 meters, where you can find marine life such as pink whiprays and coral trout around a crevice at 15 meters.

10.1222, 99.8163

Natai Pier/ท่าเรือหาดนาใต้

Natai Pier, situated in Phang Nga just north of Phuket, serves primarily as a local fishing pier rather than a conventional dive site. While it is not frequently visited by dive operators, it offers opportunities for local shore diving and snorkeling. Marine life commonly observed in the area includes snapper, porcupine fish, and damselfish. The site is characterized by its proximity to the shore, making it accessible for divers and snorkelers alike.

8.2726, 98.2744

Nemo Paradise : นีโม่พาราไดซ์ อ่าวช่องขาด

Nemo Paradise, located at Ao Chong Khat in the Surin Islands of Phang Nga Province, is a notable snorkeling site characterized by its shallow coral formations. The area is home to a variety of coral species, including both hard and soft corals, as well as sea fans and sea pens. The presence of numerous sea anemones provides habitat for clownfish, contributing to its nickname. Additionally, this site is known for occasional sightings of rare marine species such as whale sharks. The entry to the site is from the shore, making it accessible for snorkelers and divers alike.

9.4180, 97.8744

Nemo Pool

Nemo Pool serves as a designated area for confined water training dives. It is available for use by scuba diving instructors and certified divers who wish to practice their skills prior to engaging in open water training dives. The site is easily accessible from the shore, making it convenient for training purposes.

13.8033, 100.6017

No Name Pinnacle

No Name Pinnacle features depths ranging from 10 to 40 meters, making it accessible for entry-level divers, although those with deep-dive training will benefit the most from the site. The area is home to a variety of marine life, including white-eyed moray eels, nudibranchs, blue spot ribbon tail rays, and a range of local tropical reef fish. The site is accessed via shore entry.

10.1164, 99.8105

North Point

North Point is situated at the northernmost part of the Similan Islands, specifically on the northern side of Island 9. The dive site features a diverse topography characterized by large granite formations that create significant walls, channels, and swim-throughs. In deeper regions, divers can encounter large predatory species such as sharks, anemone tuna, and kingfish. Closer to the rocky substrate, sightings of anemone flyfish, seahawk, and pygmy seahorses are common.

8.6830, 97.6470

Palm beach

Palm Beach serves as a suitable location for beginner divers, featuring calm waters and a shore entry. The dive site has a flat sandy bottom that extends to depths of 3 to 5 meters, making it an accessible area for training. While marine life is limited, divers may encounter interesting nudibranchs and occasionally spot small reef fish swimming by.

7.6144, 99.0314

Palong Wall

Palong Wall is characterized by its underwater cliffs and sloping reefs, reaching depths of up to 18 meters. This dive site is suitable for divers of all experience levels. The area features numerous small caverns and swim-throughs, providing interesting exploration opportunities. The currents are generally mild, contributing to a comfortable diving experience. Marine life commonly observed includes blacktip reef sharks in the shallows, as well as Hawksbill turtles, moray eels, cuttlefish, and a variety of reef fish. The site is accessed via shore entry.

7.6880, 98.7644

Palong Bay

Palong Bay is located on the eastern side of Phi Phi Ley, just north of the well-known Maya Bay. This dive site is characterized by its relatively calm conditions, making it suitable for divers of various experience levels. The dive typically proceeds southward from Palong Bay towards Maya Bay. Marine life in this area includes resident turtles and leopard sharks, which are often observed swimming rather than resting on the sandy bottom. The site is accessed via a shore entry.

7.6893, 98.7658

Palong Wall

Palong Wall is a wall dive located off Maya Bay on Phi Phi Leh, with a maximum depth of 18 meters (60 feet). The site features soft corals and is home to marine life such as tiger tail seahorses and ornate ghost pipefish. Divers can explore caverns and swim-throughs, and entry is possible directly from the shore.

7.6894, 98.7625

Paradise Beach Anemone Reef

Paradise Beach Anemone Reef is a shallow dive and snorkel site accessible from the shore. The depths typically range from 6 to 12 meters, featuring a mix of coral bommies and sandy areas. This site is particularly noted for its abundance of anemones and clownfish, along with sightings of moray eels, shrimps, and occasional stingrays. It is suitable for beginners and offers opportunities for macro photography.

7.8920, 98.2662

Paradise Deep Rock

Paradise Deep Rock is an advanced dive site located off the reef, with depths ranging from 16 to 30 meters. The area is characterized by large coral bommies and rock formations. Divers can expect to encounter a variety of macro life, including frogfish and diverse reef fish, as well as larger species such as barracuda and tuna in the open water. The site may experience strong currents, providing opportunities for drift diving.

7.8939, 98.2646

Paradise Reef

Paradise Reef is a shallow dive site in Patong Bay, Phuket, with a depth ranging from the water’s edge to about 12 meters (39 feet). The reef features hard corals and is home to marine life such as false clownfish, moray eels, parrotfish, lizardfish, and Moorish idols. This site is frequently used for dive training and beginner divers, although visibility may be poor.

7.8938, 98.2585

Pattaya Corner

Pattaya Corner is situated at the southwestern end of Koh Lipe, offering divers the chance to explore coral gardens, vertical walls, and notable rock formations. The dive site ranges in depth from 12 to 25 meters (40 to 80 feet). The area is rich in marine life, featuring a variety of reef fish such as parrotfish and butterflyfish. Divers may also encounter seahorses, nudibranchs, ornate ghostpipefish, and moray eels during their dives.

6.4785, 99.3080

Phi Ley Wall / Phi Phi Leh

Phi Ley Wall at Phi Phi Leh is a sloping wall dive that ranges from 5 to 20 meters (16-66 feet). The site features soft corals and large sea fans, with marine life including parrotfish, butterflyfish, sea turtles, and occasional sightings of black and whitetip reef sharks. Entry is typically from a boat.

7.6865, 98.7716

Pileh Wall 1

Pileh Wall 1, located on Phi Phi Leh, features a vibrant underwater wall that descends to a depth of 20 meters. The site is characterized by an abundance of colorful soft corals and gorgonian fans. Divers can expect to encounter various reef fish, blacktip reef sharks in the shallower regions, moray eels, and the occasional turtle. This dive site is suitable for divers of all experience levels.

7.6846, 98.7699

Pileh Wall 2

Pileh Wall 2, located on Phi Phi Leh, features a wall dive that descends to a depth of 20 meters. The site is characterized by vibrant soft corals and gorgonian fans, providing a habitat for a variety of marine life. Divers can expect to see blacktip reef sharks in the shallower regions, along with numerous reef fish, moray eels, and the occasional turtle. This dive site is suitable for divers of all experience levels.

7.6813, 98.7711

Plamong, Ko Adang

Plamong, located on Ko Adang, features clear waters and a diverse range of marine life, making it suitable for divers of all experience levels. The site is accessible from the shore, allowing for easy entry. The underwater landscape includes various coral formations and is known for its rich biodiversity, typical of the Andaman Sea. Visibility can vary, but it generally provides good conditions for exploration.

6.4930, 99.2964

Pottery

Pottery is a dive site accessible from the shore, located near Mae Haad pier. The site features a depth range of 6 to 14 meters and is suitable for novice divers. It is characterized by diverse rock formations and is in proximity to 3 Rocks, which includes visible boulders and swim-throughs. Marine life commonly observed here includes mushroom corals, giant barrel sponges, giant clams, and various fish species such as butterfly fish, angel fish, long fin bannerfish, anemone fish, red breasted wrasse, parrot fish, and blue spotted stingrays. Wart slugs can also be found in this area.

10.0824, 99.8163

Premchai Wreck

The Premchai Wreck, located off Khao Lak, is a purposefully sunk tin dredger from 2001, lying at depths between 12 and 22 meters. This site serves as an artificial reef and is accessible to divers of all experience levels. The wreck is encrusted with clams and corals, providing habitat for various marine species. Divers can expect to see schools of snappers, barracudas, lionfish, moray eels, and a variety of macro life, including nudibranchs.

8.4544, 98.1867

Princess Bay

Princess Bay offers a straightforward shore dive experience. The site features a gently sloping reef that reaches a maximum depth of approximately 20 meters. Divers and snorkelers can observe a variety of marine life, including turtles, blue-spotted stingrays, sand eels, snapper, and Fusilier fish. The reef is adorned with both hard and soft corals, making it visually appealing for those exploring the underwater environment.

8.5722, 97.6368

Racha Noi

Racha Noi Island is situated approximately 1.5 hours south of Phuket by boat. Diving on the west side is optimal during the dry season from November to April, while the east side is preferred during the rainy season from May to October. The west side, particularly Marina Bay, is known for high encounters with manta rays, while the South Tip on the southern end also offers opportunities to see these large pelagic creatures. On the east side, divers can expect to spot trough sharks at deeper dive sites. The shallow coral reefs around the island host a variety of damsels and tropical fish, making it a diverse location for underwater exploration.

7.5062, 98.3267

Racha Noi Bay

Racha Noi Bay is situated on the eastern side of Racha Noi's South Island. The dive site features a significant underwater structure characterized by large megaliths stacked atop one another, which divides the area into northern and southern sections. Depths range from approximately 10 meters in the shallows to around 25 meters near the megaliths. Scattered small roots can be found on the sandy bottom in the shallower regions. The primary focus of the dive is the megalithic area, particularly a long slot located on the southern side. Divers may encounter manta rays around the 25-meter depth, while zebra sharks are commonly seen in the deeper sections of the megaliths. Additionally, blacktip sharks and eagle rays are often spotted, adding to the site's diverse marine life.

7.4665, 98.3081

Racha Noi, Banana Bay

Banana Bay is situated on the eastern side of Racha Noi Island, characterized by a sandy substrate interspersed with hard coral formations. The depth within the bay ranges from 5 to 20 meters, and if divers venture further from the shore, they can encounter depths of up to 50 meters. The area is home to a variety of small reef fish that find shelter among the corals. Occasionally, larger marine species such as manta rays and whale sharks can be spotted in the bay.

7.4972, 98.3238

Racha Noi, Banana Rock

Racha Noi, Banana Rock features a gently sloping area of dense stag horn coral that descends to a significant boulder formation between 12 meters and 20 meters. Divers can enjoy a drift dive either south into Banana Bay or north towards additional boulder formations located in shallower waters. The site is home to schooling snapper and fusiliers that gather around the boulders. Additionally, octopus and cuttlefish are frequently observed in this area, along with mantis shrimp that can be spotted in the rubble.

7.5040, 98.3299

Racha Noi, Camera Bay

Camera Bay is situated on the western side of Racha Noi Island, with depths ranging from 5 meters to 60 meters, making it suitable for technical divers. The site features similar reef life to other locations in the Andaman Sea. At greater depths, divers may encounter schools of tuna and snappers, adding to the diverse marine life present in this area.

7.5129, 98.3253

Racha Noi, Freedom Reef

Racha Noi, Freedom Reef is located on the northern side of Racha Noi Island. The dive site is accessible by boat and caters to divers of all skill levels, from beginners to advanced. The bay features shallow waters and is home to staghorn coral, while the outer area showcases a coral bed with soft corals. At a depth of 20 meters, divers can explore metal cubes that support hard corals, providing a unique underwater structure.

7.5152, 98.3327

Racha Noi, Manta Reef

Manta Reef, located on the east coast of Racha Noi, is accessible via a two-hour boat ride from Phuket. This dive site features a wall that descends to depths of approximately 22 meters, adorned with a variety of corals. Divers can observe numerous fish species inhabiting the soft coral-covered wall, which provides a rich underwater ecosystem. Manta rays are occasionally spotted here, making it a notable location for divers seeking these majestic creatures.

7.5084, 98.3336

Racha Noi, North Point

Racha Noi, North Point is characterized by its vibrant coral gardens and a variety of marine life. Divers can expect to see reef sharks, numerous tropical fish species, and occasionally manta rays. The site features granite boulders and offers drift diving opportunities. The entry to the dive site is from the shore, making it accessible for divers looking to explore the underwater ecosystem.

7.5215, 98.3319

Racha Noi, South Tip

Racha Noi, South Tip is situated at the southern end of Racha Noi Island, featuring depths that range from 9 meters to 40 meters. The site is characterized by substantial underwater roots and is known for its strong currents, making it suitable for advanced divers only. Manta Rays are frequently observed south of the main root at depths approaching 40 meters. Additionally, the sandy areas surrounding this site are home to purple firefish, while the eastern side of the southern tip often sees schools of barracudas.

7.4621, 98.3052

Racha Yai, Bay 1

Bay 1 is situated on the eastern side of Racha Yai Island and features three wrecks that divers can explore. The dive site has a depth range of 5 to 25 meters, providing various opportunities for exploration. The area is characterized by a calm white sandy beach, making it accessible for shore entry. Divers can expect to encounter a variety of tropical reef fish, particularly batfish, which are commonly found around the wrecks.

7.6086, 98.3786

Racha Yai, Bay 2

Racha Yai, Bay 2 is situated in the second bay on the eastern side of Racha Yai Island. The dive site features a calm environment with a sandy bottom interspersed with reef patches, ranging from depths of 5 meters to 25 meters. Divers can explore a series of concrete artificial fish reefs positioned offshore, which attract a variety of fish species. Notable marine life includes a colony of garden eels found in the sand, along with nudibranchs and stingrays that may be partially buried. During certain seasons, large schools of yellowfin barracuda, also known as Taiwan pike, can be observed in the area.

7.6053, 98.3764

Racha Yai, Bay 3

Bay 3 is located on the eastern side of Racha Yai Island and features a central area with calm white sand interspersed with branch coral beds and roots. Divers can drift from the northern end of the bay towards Bay 2, where the reef depth ranges from 18 to 30 meters. Marine life commonly observed here includes sea turtles, mimicking octopuses, schools of barracudas, and occasionally whale sharks.

7.6004, 98.3744

Racha Yai, Bungalow Bay

Bungalow Bay is a tranquil dive site ideal for novice divers, including those participating in try scuba and open water courses. The depth ranges from 5 to 20 meters, with minimal current and wave action. An artificial reef has been established in this area, providing a habitat for various reef fish and occasional turtle sightings. The artificial structure also serves as a refuge for moray eels.

7.6099, 98.3620

Racha Yai, Homerun Reef

Homerun Reef, located just north of Bay 1, serves as an alternative to the nearby wrecks and concrete structures. The site features a small speedboat wreck at a depth of approximately 23 meters, situated just off the main reef. The diving depth ranges from 10 to 25 meters, making it suitable for various skill levels. The underwater landscape consists of large rocks, rubble, and hard corals. Divers can observe a variety of marine life, including giant morays, cleaner shrimps, and stonefish near the coral heads. Schooling snapper are commonly seen along the reef, along with cuttlefish and mantis shrimp, enhancing the biodiversity of the area.

7.6130, 98.3791

Racha Yai, Lucy’s Reef

Lucy's Reef is located between Bay 3 and Bay 4 on Racha Yai Island, oriented towards the south. Divers can explore deeper waters as they navigate from Bay 3 to Bay 4, where coral beds and various coral formations are present, particularly around the rocky areas at the southern end of Bay 3. Strong currents may facilitate quick movement between the two bays. The reef is home to schools of yellowfin snappers and red flounder, along with a variety of damselfish that inhabit the coral. Notably, endemic species such as the Coral butterflyfish can also be observed here. Occasionally, whale sharks may appear in the vicinity.

7.5972, 98.3730

Racha Yai, Purple Garden

Racha Yai, Purple Garden is a dive site characterized by advanced drift diving conditions, often featuring strong currents. The dive reaches depths of up to 30 meters, where divers can explore vibrant whip coral and unique rock formations. Marine life is abundant, with opportunities to observe stingrays, mantas, eagle rays, seahorses, and pipefish among various reef fish. The sandy areas may also reveal seahorses or pipefish, adding to the site's biodiversity.

7.5866, 98.3622

Racha Yai, Siam Bay

Siam Bay is situated on the western side of Ko Racha Yai Island, featuring sandy shallow waters interspersed with coral and rocky formations. The central area of the bay reaches depths between 20m and 25m, where divers can explore notable submerged objects including elephants, Thai palatial houses, and various ethnic artifacts. The site is home to extensive coral beds that support a diverse marine ecosystem, showcasing colorful species such as damsels, butterflyfish, and snappers. Additionally, divers may encounter large sturgeon eels, stonefish, sea turtles, schools of Yellowfin Snappers, and sizable groupers.

7.6115, 98.3707

Racha Yai, Waterfall Wall

Waterfall Wall at Racha Yai is a vertical dive site that descends to a depth of 25 meters. The area is characterized by a variety of hard corals, including staghorn, brain, and pore corals, as well as some soft corals. Divers can observe a range of marine life, such as barracudas, tuna, snapper, parrotfish, moray eels, and blue-spotted stingrays. The site is suitable for divers of all experience levels and typically offers clear visibility.

7.5924, 98.3682

Rainbow Reef

Rainbow Reef is a shallow dive site located in the southern section of Sairee Beach, with depths reaching up to 6 meters. This area serves as an ideal location for beginner divers to experience scuba diving for the first time, facilitated by local dive centers. The reef is home to a variety of marine life, including species such as sergeant majors, rabbit fish, clownfish, bannerfish, and angelfish.

10.0892, 99.8246

Rainbow Rock

Rainbow Rock, located in the Surin Islands, is characterized by its exposed underwater pinnacle featuring dramatic rock formations and varying depths. The site is known for strong and unpredictable currents, making it suitable for experienced divers looking for a challenging drift diving experience. Marine life includes vibrant soft corals, anemones, and gorgonian fans, with frequent sightings of large pelagic species such as barracuda, trevally, reef sharks, and occasional whale sharks and manta rays. The entry to this dive site is from the shore.

9.3770, 97.8701

Red Rock

Red Rock is a prominent pinnacle located to the northeast of Koh Nanguan, with a maximum depth of 20 meters. It serves as a popular drop dive point, where divers often gather before ascending to the nearby Japanese Gardens for their safety stops. The site is home to a variety of marine life, including classic tropical reef fish, large groupers that can be found within swim-throughs, Yellow Box Fish, Blue Spot Ribbontail Rays, and the occasional turtle sighting.

10.1227, 99.8152

Richelieu Rock

Richelieu Rock is a prominent limestone pinnacle located within Surin Islands National Park. The reef ascends sharply from a depth of 35 meters and is visible at low tide, rising approximately 1 meter above the water's surface. Divers can expect to encounter a variety of marine life, including bigeye trevally, barracudas, and numerous blue-and-white reef sharks. Additionally, schools of fox snappers and occasional sightings of whale sharks enhance the diving experience at this site.

9.3651, 98.0222

Richelieu Rock

Richelieu Rock is a dive site with a maximum depth of 35 meters (115 feet), commonly dived at depths of 20 to 28 meters (60 to 92 feet). The site features a horseshoe-shaped reef with multiple pinnacles, overhangs, small caves, and a variety of soft corals. Strong currents can be present, but divers can find sheltered areas.

9.3678, 98.0324

Rock Point

Rock Point is located off the eastern tip of Chaloklum Bay, Koh Phangan Island. The site features small walls, swim-throughs, and shallow areas below 10 meters (33 feet), with depths reaching up to 20 meters (66 feet) on the north and east sides. Marine life varies depending on conditions, so divers should be prepared for fluctuating visibility and currents.

9.8032, 100.0153

RTN Kled Gaeow (Wreck)

The RTN Kled Gaeow is a decommissioned vessel that was intentionally sunk on March 19, 2014, following a controlled explosion. This 47-meter long wreck is positioned almost upright with a slight 20-degree list, oriented from north to south. It is located approximately 800 to 1000 meters east of Piley Bay on Ko Phi Phi Ley. Originally launched as the RNoMS Norfest in 1948, it was acquired by the Royal Thai Navy in 1956. The site serves as an artificial reef, attracting various marine life and providing a unique diving experience.

7.6895, 98.7803

Sail Rock, Ko Batong

Sail Rock is situated behind Koh Dong, reaching a depth of 18 meters. This dive site is characterized by a prominent underwater pinnacle that emerges from the sandy bottom, adorned with diverse coral formations and a variety of marine species. It is accessible from the shore, making it convenient for divers of all experience levels, from novices to seasoned divers.

6.5167, 99.1627

Sail Rock, Thailand

Sail Rock is a prominent underwater pinnacle that extends from a depth of 40 meters to a height of 15 meters above the water's surface. Located between Koh Phangan and Koh Tao, it features a notable vertical swim-through, also referred to as a chimney, which divers can access at a depth of 6 meters and exit at 18 meters. The site is frequented by various larger pelagic species, including chevron barracuda, large schools of mackerel, jacks, trevally, and batfish. Additionally, divers may have the opportunity to encounter a whale shark during certain seasons.

9.9450, 99.9901

Sairee Reef

Sairee Reef is located approximately 30 meters from the shore, featuring calm waters ideal for diving. The site is characterized by a vibrant coral reef that supports a diverse range of marine life, including various pelagic and predatory fish. The shallow waters provide an accessible environment for divers to explore the colorful underwater ecosystem.

10.0994, 99.8254

Sairee Reef

Sairee Reef is a dive site in Koh Tao, located just off the beach. The depth ranges from 5 to 12 meters (16-39 feet), making it suitable for beginners. Common marine life includes sea turtles, moray eels, boxfish, and various species of reef fish.

10.0943, 99.8260

Sea Chart Wreck

The Sea Chart wreck, located off the coast of Khao Lak in Phang Nga, is an 84-meter cargo ship resting at a depth of 40 meters, with the shallowest point at 24 meters. This site is characterized by its largely intact structure, which is enveloped in soft corals. Divers can expect to encounter a variety of marine life, including lionfish, batfish, snapper, and large schools of barracuda. Occasional sightings of whale sharks add to the site's appeal. Strong currents are often present, making this dive suitable for advanced divers.

8.5731, 98.0917

Secret Reef

Secret Reef is characterized by a small pinnacle located near Blueberry Hill and Hin Larp. The sandy bottom reaches a maximum depth of approximately 15 meters. This site is suitable for beginner divers, although caution is advised due to the presence of coral reefs at the bottom. The underwater environment features a mix of coral reefs, where divers can observe schools of batfish and barracuda. Additionally, the hard coral is adorned with colorful Christmas tree worms, and various species of shrimp and crabs can also be found in the area.

11.9057, 102.3172

Shark Bay

Shark Bay in Koh Tao is a popular dive site known for black-tip reef sharks, which can reach up to 1.8 meters (6 feet) in length. Divers can also observe green turtles, some measuring around 1 meter (3 feet). The site features a shallow area that serves as a shark nursery, particularly active at certain times of the year.

10.0621, 99.8333

Shark Fin Reef

Shark Fin Reef is a dive site accessible from the shore, featuring a gradual descent of granite rocks that extend to a maximum depth of 30 meters. The area is characterized by an abundance of gorgonians and large hard corals, with numerous crevices inhabited by glassfish. Divers may also encounter stingrays and marble rays resting on the sandy bottom.

8.5103, 97.6675

Shark Island

Shark Island features a maximum depth of 25 meters. The east side has soft corals, gorgonians, and sponges, while the west side is populated with hard corals and marine life such as stingrays, leopard sharks, nudibranchs, moray eels, and sweetlips. Additionally, barracudas and filefish can also be observed here.

10.0621, 99.8452

Shark Point (Hin Bida)

Shark Point, located at coordinates 7.650100, 98.799900, is a renowned dive site in Koh Phi Phi. The site features a prominent rock formation that descends to a depth of 22 meters, with a sandy bottom where Leopard Sharks are commonly observed resting and sleeping. These sharks are harmless to divers, making this site a safe environment for encounters with marine life. Entry to the dive site is by boat.

7.6501, 98.7999

Ship wreck

Nice Ship wreck just beneath the surface and 3 min snorkle away from the shore at the end of Mae Haad Beach. Easy to reach - you can even spot it from the beach if you know that its there. Watch out for low tide as it gets a bit tricky to snorkel/ freedive around.

10.0822, 99.8198

Siam Bay

Siam Bay features a series of sunken elephant statues, along with a temple gate and various mythical creature statues, located at depths of 18 to 20 meters (60-66 feet). This site is suitable for divers of all levels and offers visibility ranging from 10 to 25 meters. Access is typically by boat.

7.6133, 98.3706

Silver Beach

A hidden treasure in Koh Samui. Easy beach entry on the north side of Silver Beach. Enter via Silver Beach resort which also has a decent restaurant you can use. Hug the boulders and you’ll find the gems. Puffers, Barracuda, sergeant fish, parrotfish, pipefish, cuttlefish, octopus etc. Safe for kids and families.

9.4785, 100.0667

Similan island #9

Similan Island #9 is the northernmost island in the Similan archipelago. The area offers a variety of dive environments, including tranquil bays, drift dives through channels, and prominent granite boulder formations. The underwater landscape is characterized by a mix of hard and soft corals, along with sea fans and barrel sponges. Divers can expect to encounter a range of marine life, such as leopard sharks, barracuda, giant moray eels, reef sharks, and both green and hawksbill turtles. Macro life is also prevalent, making it an interesting site for underwater photography.

8.6780, 97.6486

Similan Islands

The Similan Islands are known for their diverse marine ecosystems, featuring vibrant coral reefs that support a variety of marine life. Divers can encounter species such as manta rays and sea turtles in these waters. The site is characterized by clear visibility, making it ideal for observing the underwater landscape and its inhabitants. Entry to the dive site is conducted via boat, allowing access to multiple dive locations within the archipelago.

8.6550, 97.6443

Snapper Alley

Located southeast of Koh Bangu (Similan Island 9), Snapper Alley is an accessible reef dive suitable for divers of all experience levels. The site features depths reaching up to 20 meters and is characterized by mild currents. Divers can expect to encounter large schools of snapper, vibrant hard corals, and various marine life including blue-spotted stingrays, garden eels, and the occasional leopard shark. Swim-throughs are also present, adding to the site's appeal.

8.6733, 97.6525

Soldier’s Cabin Bay

Soldier’s Cabin Bay is located approximately 30 minutes from the Samaesan boat pier and is accessible via shore entry. This site is ideal for beginner divers, featuring a shallow reef area that transitions into a sandy bottom. Divers can observe various marine life, including the Costasiella nudibranch, often found on Avrainvillea leaves, as well as other species such as stingrays and coconut octopuses. The site provides an excellent opportunity to practice buoyancy control while exploring the diverse aquatic life in the sandy regions.

12.5249, 100.9524

Soldier’s Cabin Bay - South

Soldier’s Cabin Bay - South is located on the west side of Chuang Island in the Samesarn area. The beach front is not accessible for shore entry, but divers can easily access the underwater environment from the shore. This dive site is suitable for beginners and offers opportunities for macro photography enthusiasts. The shallower regions consist of reefs and rubble, while the deeper areas feature a silty bottom. Marine life commonly observed here includes Bamboo Sharks, False Anemone Fish, Skunk Anemone Fish, Shovelnose Guitarsharks, Nudibranchs, and Flatworms.

12.5188, 100.9523

Soneva Reef

Soneva Reef is a dive site characterized by a variety of hard corals and a depth of 12 meters, making it suitable for both beginner and advanced divers. Marine life commonly observed here includes turtles, blue-spotted stingrays, scorpion fish, barracudas, lionfish, and puffer fish. The site can be accessed from the shore.

11.7034, 102.5339

Song Hong

Song Hong is a dive site that caters to technical divers, featuring an open water area that reaches nearly 100 meters in depth. The site includes extensive tunnels that extend over 200 meters, making it suitable for cave training and exploration. Marine life includes various tropical freshwater fish and small shellfish, along with underwater bacterial colonies that contribute to the ecosystem.

8.2914, 99.3528

South of Eden/Screaming Rocks

South of Eden, located in the Similan Islands, features a diverse coral garden that descends to a sandy bottom. The site is characterized by large granite boulders and swim-throughs, providing habitat for various marine species. Divers can expect to encounter reef sharks, barracuda, fusiliers, snappers, and turtles, along with a variety of macro life. Strong currents may be present, making this site more suitable for experienced divers.

8.5891, 97.6345

South Torinla

South Torinla, located in the Surin Islands, is characterized by a sloping reef with extensive hard coral gardens. The site features a mix of sandy areas and small rock formations, providing a varied underwater landscape. Divers can expect mild to moderate currents, making it a suitable location for a relaxed diving experience. The marine life includes a variety of reef fish, along with occasional sightings of leopard sharks, snappers, and trevally, as well as a range of macro critters.

9.3630, 97.8647

Sra Keow Cave

Sra Keow Cave is a deep freshwater cave system located near Krabi, Thailand, recognized as one of the deepest in Southeast Asia. The site features two interconnected entry ponds that descend rapidly to depths exceeding 200 meters. The visibility within the cave can vary, and divers will encounter a range of rock formations, transitioning from jagged to smooth, dark surfaces. This site presents a challenging environment suitable for experienced technical divers. The entrance pools may be adorned with surface vegetation, such as water lilies, while deeper sections of the cave are characterized by darkness and minimal plant life. Small freshwater shrimp and blind cave fish can be observed in this unique ecosystem.

8.1695, 98.8073

SS Petchaburi Bremen

The SS Petchaburi Bremen is a wreck dive located at coordinates 12.668400, 100.814400. The ship measures 88.5 meters in length and 11.9 meters in breadth, resting at depths ranging from 19 to 24 meters. Visibility at this site can vary between 6 and 20 meters. Divers should be aware that the channel conditions can lead to strong currents. The wreck is encrusted with corals and soft sponges, providing habitat for diverse marine life, including barracuda, moray eels, angelfish, tusk fish, stonefish, and giant black sting rays. This dive site is accessible by boat.

12.6684, 100.8144

Staghorn Reef

Staghorn Reef, located off Racha Yai Island, features predominantly staghorn corals and starts at a depth of 5 meters (16 feet), dropping to a maximum depth of 20 meters (66 feet). Despite coral bleaching in 2010, fish life remains diverse, with species such as titan triggerfish, trumpetfish, angelfish, and moray eels commonly observed.

7.6017, 98.3784

Stingray City

Stingray City, located in the Similan Islands, is a shallow dive site with a sandy bottom interspersed with coral patches and small rock formations. The site is characterized by calm conditions, making it easy to navigate. Divers can expect to see Kuhl’s stingrays resting in the sand, along with garden eels, gobies, shrimp, and various small reef fish. The scattered coral provides essential habitat for these species, contributing to the site's ecological diversity.

8.6692, 97.6463

Stone Coral Garden

Stone Coral Garden is a shallow dive site characterized by a diverse array of hard corals, with depths ranging from 12 meters up to the shoreline at Secret Beach. The area is populated with numerous fish species, including schools of juvenile reef fish and glassfish. Divers may also encounter barracudas, moray eels, and snapper among the coral formations. The interplay of sunlight through the coral structures creates a unique visual experience.

8.0797, 98.2748

Stonehenge

Stonehenge is situated at the northernmost point of island 4, characterized by large boulders that divers can navigate between. The site is known for its consistent current, which divers should be aware of. Underwater, divers can observe a variety of marine life, including soft corals, rays, and occasionally reef sharks, along with triggerfish and boxfish.

8.5765, 97.6314

Stonehenge

Stonehenge is characterized by a dome-shaped pinnacle that rises from a sandy bottom, with the top located at a depth of 6 meters and descending to sandy areas between 12 and 18 meters. The site is adorned with a variety of soft corals in vibrant colors, including oranges, yellows, blues, and purples. Notable features include rock outcrops on the southeastern side that resemble the iconic Stonehenge structure. Marine life at this site includes tiger tail seahorses, moray eels, and tomato anemone fish, along with schools of barracuda and large sea fans.

6.4846, 99.3337

Stork Island/Koh Chi

Stork Island, also known as Koh Chi, features a sloping reef with varying depths, providing opportunities for diverse exploration. The site is characterized by vibrant hard and soft corals, along with large gorgonian fans. Marine life includes reef sharks, barracuda, trevally, snapper, and a variety of macro species such as nudibranchs, shrimp, and crabs. Due to the potential for strong and unpredictable currents, this site is recommended for experienced divers. Entry is from the shore.

9.4724, 97.9050

Tai Pau

Tai Pau is located near Kamala and features a bay with shallow sandy areas, reaching a maximum depth of 12 meters. The site is suitable for Discover Scuba Diving and Open Water courses. To the north, there is a reef that extends to a depth of 18 meters. Common marine life includes Razorfish, Ghost Pipefish, and blue spotted Stingrays, along with a variety of other reef fish.

7.9343, 98.2601

Tanote Bay

Tanote Bay is a dive site in Koh Tao with a maximum depth of 18 meters (59 feet), suitable for divers of all levels. You can explore two wrecks, a catamaran and a motorbike, which are home to marine life such as banded pipefish, damselfish, barracudas, triggerfish, bannerfish, and angelfish. Entry is from the shore.

10.0839, 99.8487

Tha Tang Lake ขุมน้ำบ้านท่าแตง

Tha Tang Lake, located in Phang Nga north of Phuket, is a freshwater dive site characterized by its submerged trees and wooden structures from an old tin mining operation. The depths here typically range from 15 to 17 meters, with visibility varying between 2 and 12 meters. This site is easily accessible from the shore and is often utilized for buoyancy training and exploring a unique non-reef environment. The aquatic life includes various freshwater fish, insects, and amphibians, although the flora is limited in this area.

8.3583, 98.2655

The Jetty

The Jetty is a shore entry dive site known for its diverse marine life and natural beauty. The area is adorned with small gorgonians and soft corals, creating a habitat rich in macrofauna. Divers can expect to encounter seahorses, various species of nudibranchs, and numerous shrimp. This site provides an opportunity to explore an untouched local environment, making it a unique diving experience.

7.6508, 99.0379

Three Fingers Reef (หินเกือกม้า)

Three Fingers Reef, known locally as Hin Kueak Mar or 'horseshoe rock', consists of a cluster of rocks with a broad base that remains submerged. The site features a variety of beautiful and diverse coral formations. The depth is relatively shallow, making it an ideal location for beginner divers. Entry to the site is from the shore, allowing easy access for divers.

11.7912, 102.3996

Three Trees

Three Trees is located northeast of the 9th island in the Similan Islands, identifiable by three large trees marking the entry point. The dive begins at a shallow depth of approximately 5 meters and descends to a reef slope reaching about 18 meters. Beyond this slope, divers will encounter a sandy area characterized by isolated roots. The site features rocky areas offshore adorned with schools of soft corals, providing habitat for larger fish species. The tidal conditions at this site allow for clear water and the possibility of drift diving during strong currents. Marine life includes schools of fusiliers, spadefish, and barracudas, as well as sandy-dwelling creatures like chinangoes, jawfish, and symbiotic gobies. Divers may also observe turtles, butterfly fish, and spoonbills in the shallow coral reef. In areas with favorable tides, sightings of larger species such as manta rays are possible.

8.6810, 97.6512

Tin Lizzy

Tin Lizzy is a wreck dive site located near Bang Tao, Phuket. The site features a sunken tin dredger at a maximum depth of 17 meters (56 feet) and includes artificial reef blocks that attract marine life such as moray eels, pufferfish, barracudas, scorpionfish, stonefish, batfish, and lionfish. This site is suitable for divers of all levels.

8.0102, 98.2742

Tor 13

Tor 13 is a shore entry dive site located at coordinates 8.651900, 98.196800. The area is characterized by clear and warm waters, although divers should be aware of occasional strong cold currents. The reef is home to a variety of marine life, including numerous moray eels and typical fish species found in Thailand. This site offers a rich underwater experience for divers exploring its vibrant ecosystem.

8.6519, 98.1968

Torinla Reef

Torinla Reef, located in the Surin Islands, features a gently sloping reef characterized by extensive gardens of hard and soft corals, along with sandy channels and small rock formations. The site is home to a variety of marine life, including parrotfish, fusiliers, snappers, clownfish, and turtles, as well as diverse macro life. Conditions at Torinla Reef are typically calm to mild, making it suitable for relaxed diving and photography.

9.3724, 97.8710

Torinla Pinnacle/Rocks

Torinla Pinnacle, located in the Surin Islands, is an underwater pinnacle characterized by its steep rock formations and varying depths. The site is known for its strong and unpredictable currents, making it more suitable for experienced divers. Marine life is diverse, featuring abundant soft corals, sea fans, and anemones. Divers can expect to encounter pelagic species such as barracuda, trevally, reef sharks, and leopard sharks, along with macro life including nudibranchs.

9.3679, 97.8719

Torinla West Reef

Torinla West Reef, located in the Surin Islands, features a sloping underwater landscape characterized by a combination of hard and soft coral formations. The site includes sandy channels and small bommies, creating a diverse habitat for marine life. Commonly observed species include various reef fish, clownfish, turtles, and a range of macro life such as nudibranchs, shrimp, and pipefish. The diving conditions here are generally mild to moderate, making it accessible for divers of different experience levels.

9.3709, 97.8606

Tuna Wreck

The Tuna Wreck is an artificial reef created by the Thai government in 2003, situated off island No. 5. This site features a variety of marine life, including soft corals, gorgonians, and large schools of glassfish. Divers can also encounter triggerfish, angelfish, and blue-spotted stingrays. The entry to the site is from the shore, making it accessible for divers looking to explore this underwater structure.

8.5679, 97.6458

Turtle Ledge

Turtle Ledge, located in Koh Surin, features a gently sloping reef that descends to approximately 25 meters. The site is characterized by its vibrant hard coral formations, which display a variety of colors and create a complex underwater landscape. This area is rich in marine life, hosting a wide array of reef fish as well as notable invertebrates such as octopuses and nudibranchs. The site is accessible from the shore, making it suitable for both diving and snorkeling activities.

9.3885, 97.8824

Turtle Rock

Turtle Rock is situated on the western side of island number 8 in the Similan Islands. The site is named after a granite formation resembling a turtle. Divers can expect to encounter a variety of marine life, including turtles, gorgonians, staghorn coral, yellowtail barracudas, batfish, angelfish, trumpet fish, and occasionally leopard sharks or whitetip reef sharks. The entry to the site is from the shore.

8.6649, 97.6397

Turtle Rock

Turtle Rock is located west of Phi Phi Lee Island at depths of around 10 to 20 meters. Divers can observe sea turtles feeding on bubble corals along the wall, while the sandy bottom hosts Kuhl's stingrays, leopard sharks, and mantis shrimps. The northern section offers swim-throughs and coral bommies to explore.

7.6870, 98.7618

Twins Koh Tao

Twins, also known as Twin Peaks, consists of two large underwater rocks situated between depths of 7 to 20 meters. This dive site is accessible from the shore and is suitable for divers of all experience levels. The area is known for its good visibility, making it favorable for underwater photography. Marine life commonly observed includes Blue Ringed Angels, Clownfish, Moray Eels, Stingrays, and both Hawksbill and Green Sea Turtles. Additionally, divers may encounter pelagic species such as Trevallies and Yellowtail Barracudas.

10.1166, 99.8119

Viking Cave

Viking Cave is located off the northeastern side of Koh Phi Phi Leh, starting at a depth of approximately 10 meters. Divers will encounter hard corals, sea fans, and diverse fish species. The cave features ancient paintings on its eastern walls, indicating its historical significance.

7.6959, 98.7669

Waterfall

Waterfall Dive Site, located on Koh Lipe, provides a macro diving experience at a depth of approximately 19 meters (60 feet). The site features a sandy bottom interspersed with small coral patches, creating habitats for various small marine species. Divers can expect to encounter seahorses, vibrantly colored nudibranchs, ornate ghostpipefish, and candy crabs. This site is accessed via shore entry.

6.5264, 99.3259

Waterfall Bay, Similan

Waterfall Bay, located in the Similan Islands, is characterized by its shallow and sheltered environment, making it a preferred site for calm diving conditions. The sandy substrate is dotted with coral bommies and rock formations, providing a suitable setting for relaxed dives. This site is particularly favorable for beginners and is also a good choice for night dives due to its protected nature. The area is home to a variety of macro marine life, including ghost pipefish, seahorses, cuttlefish, octopus, shrimp, and nudibranchs, along with occasional sightings of reef fish.

8.6622, 97.6390

West of Eden

West of Eden is a topographic dive site located on the western side of Island 7 in the Similan Islands. The dive is characterized by three prominent rocks, surrounded by coral slopes on both sides. The underwater landscape features soft corals, including sea fans and sea hawks, particularly along the wall and in deeper areas adjacent to the rocky coastline. Divers can observe hard corals, such as Hanaya rhinoceros, which provide habitat for various marine life. In the deeper sections, sightings of ribbon eels, McCawkers flasher wrasse, and monohana shako are common. Additionally, macro organisms like giant red coral crabs and dwarf gobies can be found among the Hanaya rhinoceros corals.

8.5943, 97.6354

Whale Shark Wall, Ko Phi Phi

Whale Shark Wall is located on the eastern side of Phi Phi Ley, adjacent to Palong Bay, which lies north of the well-known Maya Bay. This dive site is characterized by its relatively shallow depths and minimal current, making it accessible for divers of various skill levels. The dive typically proceeds southward from Palong Bay towards Maya Bay. Notably, this area is frequented by leopard sharks, which are often observed swimming rather than resting on the sandy bottom, providing divers with unique sightings.

7.6724, 98.7628

Whaleback Rock

Whaleback Rock, located in the Similan Islands, provides a more sheltered diving environment compared to the main pinnacle. The site features a gently sloping reef interspersed with sandy patches and coral bommies. This configuration allows for calmer diving conditions, making it ideal for divers seeking a more relaxed experience, especially when currents are stronger in other areas. The site is accessible via shore entry.

8.6682, 97.6481

White Rock

White Rock is located south of Koh Nang Yuan and features two large rock formations that rise about 2 meters from the surface. The site has depths ranging from 4 to 22 meters (13 to 72 feet) with low current and good visibility, making it suitable for divers of all levels. Marine life includes barracudas, trevallies, banded sea snakes, angelfish, coralfish, butterflyfish, and white-eyed moray eels.

10.1108, 99.8151

White Rock, Ko Tarutao

White Rock, situated near Koh Lipe, is a notable dive site characterized by its varied marine ecosystem and underwater features. The dive site has depths that range from 5 to 25 meters (15-80 feet). Divers can observe small reef fish such as butterflyfish and wrasses navigating through the corals, while larger species like stingrays can be seen gliding over sandy areas. The entry to this site is from the shore, making it accessible for divers.

6.4985, 99.3180

White Rock, Pansea

White Rock is located approximately 15 minutes by longtail boat from BangTao Beach. The dive site features a series of boulders that begin at a depth of around 2 meters and extend to a maximum depth of 12 meters. Divers typically swim east into the bay, navigating through boulders, sandy areas, and small coral patches. Marine life commonly observed includes smaller reef fish, abundant glassfish, and species such as moray eels, cuttlefish, nudibranchs, clownfish, and scorpion fish. At night, the site is known for the presence of bioluminescent plankton.

7.9826, 98.2749

Yanui Beach

Yanui Beach is a small beach located on the western side near the southern tip of Phuket. The dive site features a depth of approximately 12 meters, with the central area of the bay reaching around 8 meters. Here, divers can find a significant root structure known as 'corralea mole,' which attracts various schools of fish. The marine life includes endemic species such as the Corale butterflyfish, along with rare creatures like frogfish, triggerfish, and hecoa crocodile fish.

7.7674, 98.3059

Yong Hua Wreck

The Yong Hua Wreck is located near Koh Lipe and is accessible from the shore. This dive site is intended for advanced divers, as it lies at depths ranging from 30 to 40 meters (100 to 130 feet). The wreck is adorned with coral growth and attracts large pelagic fish, making it a notable site for underwater photography. Divers can expect a unique experience exploring the structure and its marine life.

6.4819, 99.2797

Zero Rock

Zero Rock, situated close to Koh Lipe, features a series of submerged rock formations that range in depth from 5 to 25 meters (15-80 feet). The site is characterized by an array of soft corals, sea fans, and sponges, contributing to its rich marine biodiversity. Divers should be aware of the potential for strong currents, making it advisable to plan dives during slack tide for optimal conditions.

6.5254, 99.2684

สระว่ายน้ำโรงแรมวังสวนสุนันทา

The swimming pool at Suan Sunandha Palace Hotel serves as a training facility for both Freediving and Scuba Diving. Managed by V2 Dive Center, it is located approximately 5 minutes by car from their main center. This indoor pool provides a controlled environment for divers to practice skills before progressing to open water examinations. It is equipped with necessary facilities to support training in confined water settings.

13.7774, 100.5101

อ่าวจาก : Ao Chak

Ao Chak is located on the eastern side of Surin Nuea Island, approximately 10 kilometers from the Surin Islands National Park office. The site features a coral reef with various types of corals, including staghorn, bush, and branch corals. The coral edge is situated 200 to 400 meters from the shore, providing a diverse underwater environment for exploration. This site is accessible via shore entry, making it convenient for divers to access the rich marine life and coral formations in the area.

9.4551, 97.8972

อ่าวบอน : Ao Bon

Ao Bon is located near the Morgan Village on Surin Tai Island, close to Ao Chong Khat and the Surin Islands National Park Office. This site is recognized for its diverse coral species, including lettuce coral, disc coral, table coral, branch coral, black coral, and various types of soft coral. The area offers a rich underwater landscape ideal for snorkeling, showcasing a wide variety of corals.

9.4111, 97.8700

อ่าวแม่ยาย : Ao Mae Yai

Ao Mae Yai is located on the southeastern side of Surin Nuea Island and is recognized as the largest bay in the area. The site features calm waves, making it suitable for both snorkeling and diving activities. Divers can explore a diverse range of coral species, including lettuce coral, disc coral, table coral, branch coral, black coral, and various types of soft coral. This rich coral diversity provides an excellent environment for observing marine life.

9.4288, 97.8919

อ่าวสุเทพ : Ao Suthhep

Ao Suthhep is located on Surin Tai Island and is recognized as the largest bay in the area. The site features a coral reef that extends approximately 1,200 meters, situated between 200 to 500 meters from the shore. The bay is notable for its diverse coral types, including rock coral, rough-surface finger coral, fire coral, blue coral, cauliflower coral, staghorn coral, and table coral. The shallow waters in this region are particularly rich in marine life, making it a significant habitat for coral growth.

9.4152, 97.8467