Shikanoshima Island

Type:

Scuba Diving

Entry:🏖️Shore Entry

Difficulty:Beginner

Tags:

Reef

About This Dive Spot

Shikanoshima Island is a popular diving area in Fukuoka, reachable in about 45 minutes by car from central Fukuoka. It lies in the northern part of Hakata Bay and is connected to the mainland by a sandbar, making it a commonly used location for beginner training. Seasonal marine life varies, with many southern fish seen in summer and increased sightings of nudibranchs due to abundant sponges. From winter to spring, additional species appear, and seahorses can also be observed.

Planning details

Reported depth and seasonality.

Best season

Summer for southern fish; winter to spring for seasonal appearances.

Local intel

Community notes to help plan your visit.

Tailored notes for different activities.

Scuba

Commonly used for beginner training courses.

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Spots Near Shikanoshima Island

📍 20.8 km

Koino Ura

🏖️

Koino Ura is a dive spot in Fukutsu City on the Genkai Sea, with convenient access from both Kitakyushu and Fukuoka. The area is known for sea turtles coming ashore to lay eggs in July. The site is frequently used for beginner training thanks to straightforward entry and exit. Divers can encounter a mix of reef fish and seasonal macro life, with nudibranchs especially common from winter through spring.

📍 65.4 km

Iki Island

Not Set

Iki Island sits in the Genkai Sea between Kyushu and Tsushima. The area features dynamic underwater terrain with colorful corals and seaweed beds, and currents that bring plankton and attract large numbers of fish. Some dive points also include clusters of large, unusual megalith-like rock formations that resemble human-carved structures.

📍 65.4 km

Okinoshima Island

⚓

Okinoshima Island lies roughly 70 km north-northwest of Fukuoka City and was designated a World Heritage Site in 2017. Access is by boat only, with the trip taking about two hours. Underwater, the area is described as having large schools of sea squirts and eels, along with large migratory fish such as hiramasa and kampachi. Divers can also expect a colorful scene with red and yellow snapper moving among soft corals.

📍 97.3 km

Kujyukushima Islands

⚓

Kujyukushima (Kujuku) in Nagasaki Prefecture is an island-dotted sea area extending about 25 km north of Sasebo Port, known for having a very high concentration of islands. Diving is described as being split between a nearby Kujuku Islands area and a more distant expedition area. The nearby area is characterized by macro life, including many nudibranchs and other small creatures.

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Frequently Asked Questions

What's the best entry point at Shikanoshima Island?

Entry at Shikanoshima Island 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 Shikanoshima Island?

Optimal conditions at Shikanoshima Island 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 Shikanoshima Island?

Depth and visibility information for Shikanoshima Island 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 Shikanoshima Island?

When diving Shikanoshima Island, 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.