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.
Dived here today? How were conditions vs. what we showed?
About this site
Lost Treasure Reef lies along the coastline of Grand Cayman in the Cayman Islands, a British Overseas Territory in the western Caribbean. Dive sites in this area are typically reached by boat from operators based on the island, with the surrounding waters known for sharp drop-offs and coral formations characteristic of Cayman's shelf.
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.
Atlantic Blue TangAcanthurus coeruleusReported here · unconfirmed
Mustard Hill CoralPorites astreoidesReported here · unconfirmed
Greater Star CoralMontastraea cavernosaReported here · unconfirmed
Longspine SquirrelfishHolocentrus rufusReported here · unconfirmed
Caribbean Bluehead WrasseThalassoma bifasciatumReported here · unconfirmed
Common LionfishPterois volitansReported here · unconfirmed
Schoolmaster SnapperLutjanus apodusReported here · unconfirmed
French AngelfishPomacanthus paruReported 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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