Coral Mountain Bay
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
Coral Mountain Bay lies off Maratua, one of the atolls in the Derawan archipelago on the coast of East Kalimantan, Indonesia. The site sits within the broader Derawan region, known for its atolls and reef systems in the Celebes Sea, and reaches a maximum depth of around 30 metres over its reef terrain.
AI overviewDurable 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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