Koh Sak
Conditions & tides
Scored by DiveConnect's site-physics model
Marine forecast via Copernicus Marine. Score is a rule-based guide from swell/wind vs. the site's exposure — always dive your own assessment.
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About this site
Koh Sak is a shallow, sheltered dive site close to Pattaya, with depths of 3 to 12 metres and visibility of 5 to 10 metres. It is rated beginner.
The bottom is sandy, with small coral patches that host marine life, including turtles, clownfish and damselfish. The site is also known for its macro life, which makes it a rewarding place to look closely at small animals.
Marine life here
Confirmed by our research team, reported by independent divers, or observed nearby via iNaturalist — each entry is labelled with its source.
Stichopus horrensReported here · unconfirmed
Bigeye SnapperLutjanus lutjanusReported here · unconfirmed
Copperband ButterflyfishChelmon rostratusReported here · unconfirmed
Spanish Flag SnapperLutjanus carponotatusReported here · unconfirmed
Brownstripe SnapperLutjanus vittaReported here · unconfirmed
Eightband ButterflyfishChaetodon octofasciatusReported here · unconfirmed
PipefishPipefishReported here · unconfirmed
PufferfishPufferfishReported here · unconfirmed
AngelfishAngelfishReported here · unconfirmed
NudibranchNudibranchConfirmed present · 2 independent sources
SeahorseSeahorseConfirmed present · 2 independent sources
ClownfishClownfishReported here · unconfirmed
DamselfishDamselfishReported here · unconfirmed
Durable tips from divers — access, hazards, marine life, facilities. For day-of conditions, use the report tool in the conditions card above.
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