reef
intermediateboat entry
Richelieu Rock
Khao Lak · Andaman Sea · Thailand
Horseshoe-shaped pinnacle considered Thailand's best dive site. Whale shark encounters during season.
35 m
Max depth
good
Visibility
November–April
Best season
Location
Khao Lak · Andaman Sea · Thailand
Coordinates: 9.3829, 98.8069
Why dive here
Whale shark encounters (Feb–Apr)
Purple soft coral coverage
Seahorses and frogfish
Horseshoe pinnacle shape
Conditions & safety
Skill levelintermediate
Entry typeboat
Max depth35 m
Currentmoderate
Visibilitygood
Best seasonNovember–April
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