Island 9 boulder profile, coral fringe, depth range, and reef life.
North Point is the northernmost Similan boulder dive on Island 9.
North Point is the northernmost Similan boulder dive on Island 9.
North Point is the northernmost dive site in the Similan Islands, on Island 9. Massive granite boulders create walls, channels, swim-throughs, and shallow reef edges, while deeper water draws sharks, rays, and other pelagics. It is a terrain-first boat dive with clear water and a stronger-current feel that rewards calm buoyancy.
Conservative baseline from public research. No community dives logged yet.
Depth range, seasonality, and planning context.
Reported Depth
5m - 35m
Depth Note
One guide places the shallow channel around 5m and the boulders to 35m; another describes a swim-through around 20m with a 35m max depth.
Best Season
Late October through April, during the Similan open season.
Typical Conditions
Clear water, moderate to strong currents, and a mix of shallow reef, boulder, and swim-through terrain.
Hazards, restrictions, and access requirements.
Key Hazards
Safety Notes
Swim-throughs are present; large predatory fish may be encountered in deeper areas.
Access Restrictions
Boat access only, with the annual Similan park closure applying in season.
Legal Notes
Mu Ko Similan National Park is closed annually from 16 May to 14 October.
Community notes to help plan your visit.
Scuba Diving
Granite boulders, walls, channels, and swim-throughs make this a classic terrain-focused Similan dive.
Community dive logs and visit reports for this site.
Average conditions based on logged dives & visits.
Planning answers for access, conditions, timing, and site logistics.
Last Updated
Research Sources
Island 9 boulder profile, coral fringe, depth range, and reef life.
Boat access, currents, visibility, mooring buoy, and marine life.
Mu Ko Similan seasonal closure window.
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