Double Reef - Guam

Type:

Scuba DivingFreedivingSnorkeling

Entry:⚓Boat Entry

Difficulty:Beginner

Tags:

Reef

About This Dive Spot

Double Reef is a northern boat-only site featuring a coral reef with clear water and pronounced coral formations. Depth ranges from about 10 to 70 ft, with schooling reef fish commonly seen. It’s described as very easy for divers and snorkelers, and is typically visited in summer when winds and seas are calm. Spinner dolphins are often in the area in the mornings, with occasional pelagic sightings.

Planning details

Reported depth and seasonality.

Depth note

Reef depth is described as 10–70 ft.

Best season

Usually done in the summer months when winds and seas are calm.

Typical conditions

Clear water; typically calmer winds and seas in summer.

Safety & access

Hazards, restrictions, and required precautions.

Access restrictions

Accessible only by boat.

Local intel

Community notes to help plan your visit.

Tailored notes for different activities.

Scuba

Very easy dive across a coral reef, with depths described from 10–70 ft.

Snorkel

Described as very easy for snorkelers.

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Spots Near Double Reef - Guam

📍 1.3 km

The Pinnacle - Guam

⚓

A deep-water reef pinnacle with its shallowest point around 120 ft, featuring sea fans at both ends. The site is known for encounters with schooling barracuda and other large pelagic fish. Currents can be present and the dive is described as very advanced, suited to experienced deep or technical certified divers. Access is by boat and is dependent on calm sea conditions.

📍 2.9 km

Octopus Reef

⚓

Boat-only site near Uruno Point featuring surge-cut channels with vertical walls, tunnels, and a steep amphitheater-shaped slope. It’s commonly run as a drift dive in very clear water. Marine life highlights include frequent octopus, eels, schooling fish, and sightings of large wrasse and parrotfish, with an occasional pelagic passing through.

📍 5.5 km

Napoleon Cut - Guam

⚓

A northern reef dive featuring a sloping wall with sand channels, overhangs, and unusual rock formations in very clear water. The site is known for occasional Napoleon wrasse sightings and is also described as having abundant reef fish. Marine life commonly mentioned here includes small sharks, barracuda, turtles, and octopus, with whip corals noted at deeper depths. Dives are typically done as a drift and access is by boat only.

📍 6.3 km

Ritidian Point

Not Set

Ritidian Point features a sloping reef in the northwest corner of Guam, running from shallow water down to significant depths. It is known for very clear water and is commonly dived as a drift. Currents can be strong, making it best suited to advanced to expert divers except during the calmest conditions. Divers can encounter sea whips and hard corals along with larger marine life.

📍 8.0 km

Fai Fai

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This site is typically dived as a boat drift, ending near a beach exit. It’s generally considered an easy dive for divers of most experience levels on most days. Divers often see green and hawksbill turtles along with a variety of reef fish. Rays may be encountered, and spinner dolphins are sometimes seen; manta rays are reported seasonally in spring and fall.

📍 8.5 km

Gun Beach

🏖️

Located in North Tumon Bay within the Tumon Marine Preserve, this site is known for healthy coral growth and a high abundance of reef fish. The reef features hard and soft corals along with numerous sea anemones. It is home to several turtles and is also visited by manta rays, with shallow depths suitable for relaxed reef diving.

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Frequently Asked Questions

What's the best entry point at Double Reef - Guam?

Entry at Double Reef - Guam is detailed in the spot description above. Look for specific landmarks, access paths, and any tide or condition requirements. Local divers often share updated entry tips in their dive logs.

What conditions are best for diving Double Reef - Guam?

Optimal conditions at Double Reef - Guam depend on several factors including tide, wind, and season. Check recent dive logs for current condition reports and patterns. Generally, calmer seas and high tide provide better visibility and easier entry.

What is the maximum depth and typical visibility at Double Reef - Guam?

Depth and visibility information for Double Reef - Guam can be found in the spot details and recent dive logs. Conditions can vary significantly based on weather, tide, and season. Always plan your dive according to current conditions and your certification level.

Are there any safety considerations or local etiquette at Double Reef - Guam?

When diving Double Reef - Guam, respect local regulations, marine life, and other water users. Be aware of any specific hazards like currents or boat traffic mentioned in the spot description. Follow Leave No Trace principles and local diving etiquette.