Richelieu Rock is a shore dive site in Thailand. Typically most favorable Apr · from 3 years of archive data. Divers commonly see Scarus rubroviolaceus, Pterois volitans, and Sphyraena putnamae. Recent reports put the water around 29°C (85°F). Check the latest conditions and entry details before you go.
Tap a factor for its source and model point · Forecast 29°C · seasonal avg 29°C
Dive windows this week
Best: SatFavorable windowModerate window— no window
First light 5:55 · Sunrise 6:18 · Sunset 18:50
Source: Open-Meteo marine · model point 7.1 km from site · graded 12h ago
Forecast only — always assess conditions on site.
Dated firsthand observations from divers — not current conditions.
No diver reports for this site yet. — one dated observation helps every diver after you.
Based on community reviews and site data. Conditions vary — always verify before diving.
What conditions have historically been typical at this site, month by month — not a forecast.
April and October havetypically had the largest share of favorable days here. Conditions vary year to year — this is historical context, not a forecast.
Based on 3 years of archive data. Bar height shows the share of days each month whose conditions have historically scored favorably.
Recorded observations — evidence of past sightings, not a promise of what you’ll encounter.
Gymnothorax javanicus recorded here Mar (3 records)
most recent 2016
Amphiprion ocellaris recorded here Mar (2 records)
most recent 2016
Diadema antillarum recorded here Mar (2 records)
most recent 2016
Gnathanodon speciosus recorded here Mar (2 records)
most recent 2016
Odonus niger recorded here Mar (2 records)
most recent 2016
Pterois volitans recorded here Mar (2 records)
most recent 2016
Scarus rubroviolaceus recorded here Mar (2 records)
most recent 2016
Scorpaenodes albaiensis recorded here Mar (2 records)
most recent 2016
Counts are occurrence records near this site from public biodiversity datasets (GBIF), grouped by calendar month across all sampled years. Sightings vary — past records are context, not a prediction.
No dive shops mapped within 25 km. Know one? Add it to the map.
A dive site in Thailand. It is accessible from shore. Rated beginner based on available data.
No hazards recorded for this site yet — that never means there are none. Ask a local operator before you dive.
Divers at Richelieu Rock in Thailand commonly report sightings of Scarus rubroviolaceus, Pterois volitans, Sphyraena putnamae, Siganus javus, and Fistularia corneta. Marine life varies by season and conditions—check the site page for recent diver observations and photos.
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