Cobalt Ridge
Protected Area
North West Point - West Bay Cemetery (Grand Cayman)
Why dive here
With 327+ marine species recorded in the area - including barracuda, bull sharks, oceanic whitetip sharks, orcas and sea turtles - Cobalt Ridge offers some of Grand Cayman's richest wreck diving. Water ranges 27-31°C, warmest August, September, October.
Cobalt Ridge is one of those Grand Cayman sites we keep coming back to, not for massive pelagics, but for the sheer volume of little critters. It’s a shallow dive, maxing out at 18 meters, which means plenty of bottom time to really scrutinize the reef. We love it for the macro life: the Dwarf Wrasse darting in and out of sponges, the tiny Yellowline Gobies perched on coral heads, and if you’re patient, you might spot an Arrow Blenny peeking out from its hole. The reef itself is a tapestry of corals, interspersed with sandy patches where you can find Yellow Stingrays half-buried. Keep an eye out for the Nassau Groupers, they’re usually quite curious here. Visibility is typically excellent, often reaching 24 meters, which makes spotting those smaller species much easier. This site really suits divers who appreciate slowing down and observing the intricate details of a Caribbean reef, rather than zooming past everything. Our favourite time to dive it is mid-morning, just as the light really starts to filter through, illuminating all the nooks and crannies.
Typical Cobalt Ridge Dive Profile
Illustrative profile based on site depth and type. Actual dive profiles vary - always follow your dive computer and training.
Safety Notes
Wreck site - avoid penetration without wreck diving certification. Watch for sharp metal and entanglement hazards.
Nearest Dive Centres to Cobalt Ridge
Dive shops near Cobalt Ridge
Indepth Watersports Ltd
Divetech
Living the Dream Divers
OCTOPUS
Divers Supply
Divers Down
Reviews for Cobalt Ridge
Conditions
Ocean conditions, forecast and tides for Cobalt Ridge
Cobalt Ridge Ocean Conditions
Monthly averages for Cobalt Ridge, sourced from Open-Meteo marine data + Copernicus Marine (EU) - nearest station: Open-Meteo marine grid (19.38, -81.32) (5km away)
October Averages
Sea Temperature
30°C
87°F · Range: 29.1–31.8°C
Current Speed
4.47 cm/s
Direction: NW (296.6°)
Chlorophyll-a
0.045 mg/m³
Very clear (oligotrophic)
Salinity
36.14 PSU
Based on 4 years of monitoring data · Data sources: Open-Meteo marine data + Copernicus Marine (EU)
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