15-40m
    Grand Cayman, Cayman Islands
    Grand Cayman West

    Black Forest - Grand Cayman

    Best months: Dec–Mar

    Protected Area

    Grand Cayman West

    Why dive here

    With 327+ marine species recorded in the area - including barracuda, bull sharks, oceanic whitetip sharks, orcas and sea turtles - Black Forest - Grand Cayman offers some of Grand Cayman's richest reef diving. Water ranges 27-31°C, warmest August, September, October.

    Best timeDec–Mar
    WetsuitA 3mm shorty or thin full wetsuit
    Marine lifeBarracuda, Bull Sharks, Oceanic Whitetip Sharks, Orcas and Sea Turtles · 327+ species recorded
    Water27-31°C · warmest August, September, October
    CharacterReef dive · max 15-40m
    StandoutExceptional marine biodiversity

    Black Forest, for us, is one of Grand Cayman’s sleeper hits. It’s a site we always gravitate towards when we’re feeling a bit over the crowds. You're diving a wall here, but it’s less about a sheer drop and more about these enormous, sculptural coral heads that lean out from the main reef, creating these deep, shaded canyons. Swimming through them feels like navigating an ancient, sunken city; shafts of light pierce through, illuminating schools of tiny silversides that flicker like scattered glitter. The sandy slopes leading down to the drop-off are prime hunting grounds for Yellow Jacks, often circling. We love to take our time here, peering into every nook and cranny. You'll often spot Caribbean Gambusia darting around, and the occasional Black Moray peeking out. Keep an eye out for the more elusive Roughhead Blennies or Spotlight Gobies tucked into crevices. This site is perfect for divers who appreciate the subtle beauty of reef architecture and enjoy a slower, more exploratory dive, rather than just chasing big pelagics.

    Typical Black Forest - Grand Cayman Dive Profile

    5m10m15mSafety Stop0m15m max~50 min estimated bottom time

    Illustrative profile based on site depth and type. Actual dive profiles vary - always follow your dive computer and training.

    Safety Notes

    Always perform a 3-minute safety stop at 5m before surfacing.

    Today06:1918:0711h 48m daylightGolden hour 17:38

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    Conditions

    Ocean conditions, forecast and tides for Black Forest - Grand Cayman

    Black Forest - Grand Cayman Ocean Conditions

    Monthly averages for Black Forest - Grand Cayman, sourced from Open-Meteo marine data + Copernicus Marine (EU) - nearest station: Open-Meteo marine grid (19.38, -81.32) (5km away)

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    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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