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
Siam Bay sits on the west side of Racha Yai, an island a short boat trip south of Phuket in the Andaman Sea, Thailand. The island is a common day-trip destination for dive boats out of Chalong and Rawai, with several named bays around its coastline offering sheltered anchorage. Siam Bay itself is a reef dive reaching a maximum depth of around 15 metres, rated intermediate.
AI overviewMarine life here
Confirmed by our research team, reported by independent divers, or observed nearby via iNaturalist — each entry is labelled with its source.
Guam ScorpionfishScorpaenodes guamensisReported here · unconfirmed
Moon WrasseThalassoma lunareReported 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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