18-60m, OWD minimum, clear water, current, and boat access.
Grandes Jorasses is a boat dive with terraces, current, and big fish.
Grandes Jorasses is a boat dive with terraces, current, and big fish.
Grandes Jorasses is an offshore Martinique site with volcanic reliefs, terraced coral plateaus, and a steep wall that drops away near the main route. The site is current-fed and often crystal clear, with pelagic fish, rays, and other larger species moving over the terraces and sandy bends. It is a boat dive for experienced divers who can manage depth and drift, and the plan should assume good buoyancy control near the wall.
Conservative baseline from public research. No community dives logged yet.
Depth range, seasonality, and planning context.
Reported Depth
18m - 60m
Depth Note
Main routes start around 18 m, with the deeper wall and open-water section running into the 40-60 m band.
Best Season
Year-round; calm-weather windows are the safest bet.
Typical Conditions
Clear water, regular current, and a deeper wall profile over terraced plateaus and sandy bends.
Hazards, restrictions, and access requirements.
Safety Notes
Stay close to the reef, keep buoyancy tight, and do not treat this as a casual beginner site.
Access Restrictions
Boat access only; expect a guided offshore run and some finning to reach the main route.
Legal Notes
Follow operator briefings and local marine-area rules.
Community notes to help plan your visit.
Scuba Diving
A deep wall dive starting around 40 m and extending to about 60 m along volcanic reliefs.
Freediving
Not a casual freedive site; the depth and current make it a scuba-first profile.
Snorkeling
Not a snorkel site; the main appeal sits at depth and on the drift line.
Species commonly reported at this site, with direct links into their wildlife guides.
Community dive logs and visit reports for this site.
Average conditions based on logged dives & visits.
Planning answers for access, conditions, timing, and site logistics.
Last Updated
Research Sources
18-60m, OWD minimum, clear water, current, and boat access.
Experienced-diver framing for the Jorasses site.
Experienced-diver framing, boat access, and regular current.
Martinique dive-site brochure with depth and pelagic life context.
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