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
Grass Key lies in the Caribbean Sea near the coordinates given, off the shores of the Virgin Islands, an area of scattered cays and reef patches between St. Thomas and Tortola. Boat traffic in this stretch of water typically runs out of nearby marinas serving the British and US Virgin Islands.
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.
Mustard Hill CoralPorites astreoidesReported here · unconfirmed
Massive Starlet CoralSiderastrea sidereaReported here · unconfirmed
Finger CoralPorites poritesReported here · unconfirmed
Greater Star CoralMontastraea cavernosaReported here · unconfirmed
Lettuce CoralAgaricia agaricitesReported here · unconfirmed
Symmetrical Brain CoralPseudodiploria strigosaReported here · unconfirmed
Atlantic Blue TangAcanthurus coeruleusReported 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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