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
Grand Grouper is a wreck dive off St. Martin in the northern Leeward Islands of the eastern Caribbean, reached by boat from the island's dive operators. It sits at a maximum depth of around 22.9 metres and is rated an advanced dive. The surrounding waters are typical of this part of the Caribbean, with boat access out to sites set among the volcanic slopes and reef patches that ring St. Martin and its neighboring islands of Saint Eustatius and Saint Kitts.
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.
Mountainous Star CoralOrbicella faveolataReported here · unconfirmed
Symmetrical Brain CoralPseudodiploria strigosaReported here · unconfirmed
Mustard Hill CoralPorites astreoidesReported here · unconfirmed
Boulder Brain CoralColpophyllia natansReported here · unconfirmed
Lobed Star CoralOrbicella annularisReported here · unconfirmed
Brazilian Ocean SurgeonfishAcanthurus bahianusReported here · unconfirmed
Greater Star CoralMontastraea cavernosaReported here · unconfirmed
Atlantic Blue TangAcanthurus coeruleusReported here · unconfirmed
Redband ParrotfishSparisoma aurofrenatumReported 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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