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Yonara Channel

Type:
Scuba Diving
Entry:⚓Boat Entry
Difficulty:Advanced
Tags:
Great Scuba
About This Dive Spot

Yonara Channel runs between Iriomote Island and Kohama Island, forming a long channel where dives are conducted as drift dives. Depths are described from 9 to 30 meters, with a constant current that can become very strong. The bottom is sandy with scattered coral formations. Divers can see schools of sea bream around the coral, and the site is known for encounters with manta rays and other large marine life.

Planning details
Reported depth and seasonality.

Reported depth

9m - 30m

Depth note

Described as a drift dive conducted between 9 and 30 m.

Typical conditions

Constant current that can be very strong.

Safety & access
Hazards, restrictions, and required precautions.

Hazards

Strong current

Safety notes

Current is constant and can be very strong; this is a drift dive site.

Where is this?
Map location of Yonara Channel
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Community sourced coordinates.
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Local intel
Community notes to help plan your visit.

Tailored notes for different activities.

Scuba

Always done as a drift dive at roughly 9–30 m.

Dive Spot Log Averages
Average conditions based on logged dives & visits
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Dive Conditions Planner
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Frequently Asked Questions

What's the best entry point at Yonara Channel?
Entry at Yonara Channel 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 Yonara Channel?
Optimal conditions at Yonara Channel 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 Yonara Channel?
Depth and visibility information for Yonara Channel 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 Yonara Channel?
When diving Yonara Channel, 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.