30m
    Cornwall & Devon, United Kingdom
    Studland Cliffs

    SECURITY (POSSIBLY)

    Best months: Jul–Sep

    Protected Area

    Studland Cliffs

    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) - SECURITY (POSSIBLY) 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 30m
    StandoutExceptional marine biodiversity

    The *Security* is a proper piece of history, and for us, that's what makes a Cornish wreck so good. This old tug, built in 1904, settled upright after she capsized in 1946, making for a surprisingly intact dive at 30 metres. We love dropping onto her deck, the outline of the bridge still clear, and the whole structure feels very ship-like, not just a pile of plates. You can push into the engine room if you're comfortable with overheads, but even just finning around the exterior, with the props standing proud, gives you a real sense of her working life. Over the years, the wreck has become a busy apartment block for marine life. Look for conger eels peering from every nook, their heads like grizzled old men, and we often find dogfish tucked into crevices. The visibility here can be classic UK green, a shifting canvas of light and shadow that makes the wreck feel even more atmospheric. It’s a dive that rewards careful exploration and a good torch, perfect for divers who appreciate the story behind the metal and enjoy a bit of history on their holidays. Just remember, strong tides can run through the area, so picking your slack water window is key for a relaxed dive.

    Typical SECURITY (POSSIBLY) Dive Profile

    10m20m30mSafety Stop0m30m max~30 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

    Depth of 30m - Advanced Open Water certification recommended.

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

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

    Today06:2417:2611h 2m daylightGolden hour 16:42

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    Conditions

    Ocean conditions, forecast and tides for SECURITY (POSSIBLY)

    SECURITY (POSSIBLY) Ocean Conditions

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

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    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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