Koh Tachai, West Reef
About Koh Tachai, West Reef
Koh Tachai West Reef, also known as the Pinnacle or Twin Peaks, is a popular dive site defined by massive granite boulders and a surrounding coral garden. The terrain supports abundant gorgonian fans and soft corals across the rock formations. The site is known for strong currents that draw in large pelagics, with sightings including manta rays, whale sharks, barracudas, tuna, and leopard sharks alongside a variety of reef fish.
Where Is Koh Tachai, West Reef?
Koh Tachai, West Reef Planning Details
Depth range, seasonality, and planning context.
Reported Depth
12m - 40m
Depth Note
Coral garden and reef structure described from 12–40 m.
Typical Conditions
Strong currents can occur and are a key feature of the site.
Safety & Access At Koh Tachai, West Reef
Hazards, restrictions, and access requirements.
Key Hazards
Safety Notes
Strong currents are common; plan dives for current, stay with the group, and use appropriate procedures for mid-water ascent if needed.
Local Intel For Koh Tachai, West Reef
Community notes to help plan your visit.
Scuba
Granite boulder formations with coral growth create a pinnacle-style dive spanning roughly 12–40 m.
Koh Tachai, West Reef Dive Conditions Planner
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Exposure Profile at Koh Tachai, West Reef
Directional shelter context for incoming swell.
Recent Logged Visits At Koh Tachai, West Reef
Community dive logs and visit reports for this site.
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Dive Spot Log Averages At Koh Tachai, West Reef
Average conditions based on logged dives & visits.
Koh Tachai, West Reef Guide - Sources and Updates
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