10m
    Cornwall & Devon, United Kingdom
    Start Point to Plymouth Sound & Eddystone

    BLESK

    Best months: Jul–Sep

    Protected Area

    Start Point to Plymouth Sound & Eddystone

    Why dive here

    With 176+ marine species recorded in the area - including blue sharks, dolphins, dwarf minke whales, humpback whales and ocean sunfish (mola mola) - BLESK offers some of Cornwall & Devon's richest wreck diving. Water ranges 10-18°C, warmest July, August, September.

    Best timeJul–Sep
    WetsuitA 5mm wetsuit
    Marine lifeBlue Sharks, Dolphins, Dwarf Minke Whales, Humpback Whales and Ocean Sunfish (Mola Mola) · 176+ species recorded
    Water10-18°C · warmest July, August, September
    CharacterWreck dive · max 10m
    StandoutExceptional marine biodiversity

    The Blesk, a tanker that met its end on Greystone Ledge in 1896, lies in a manageable 10m of water. It's an accessible dive, and while 96 metres long, what you'll find today are the scattered remains of its structure rather than an intact hull. Think more debris field than upright wreck. But don't let that put you off; the site is home to plenty of conger eels tucked into crevices, and you’ll often spot dogfish resting on the sand nearby. We've spent easy hours here tracing the ribs of the old ship, imagining its past, and watching crabs scuttle across the plates. It’s a good spot for newer wreck divers or anyone looking for a relaxed bimble with some history attached.

    Typical BLESK Dive Profile

    5m10mSafety Stop0m10m max~60 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

    Wreck site - avoid penetration without wreck diving certification. Watch for sharp metal and entanglement hazards.

    Today06:3117:3411h 3m daylightGolden hour 16:50

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    Conditions

    Ocean conditions, forecast and tides for BLESK

    BLESK Ocean Conditions

    Monthly averages for BLESK, sourced from Open-Meteo marine data - nearest station: Open-Meteo marine grid (50.44, -2.73) (3km away)

    ExcellentGreatGoodFairPoor★Best monthsThis month

    October Averages

    Sea Temperature

    17°C

    62°F · Range: 15.1–17.5°C

    Air Temperature

    13°C

    56°F

    Wind Speed

    8.14 m/s

    15.8 knots

    Atmospheric Pressure

    1011 hPa

    Based on 4 years of monitoring data · Data sources: Open-Meteo marine data

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