5m
    Cornwall & Devon, United Kingdom
    Plymouth Sound Shores and Cliffs

    ARCTIC EXPLORER

    Best months: Jul–Sep

    Protected Area

    Plymouth Sound Shores and 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) - ARCTIC EXPLORER 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 5m
    StandoutExceptional marine biodiversity

    We love the Arctic Explorer for its sheer accessibility. This isn't some deep, dark, technical wreck, it's a giant playground right on your doorstep, sitting pretty at a maximum depth of 5m. Sunk at its moorings in 1979, this 36m fishing vessel offers a real sense of history. You can still make out the superstructure, some of the deck machinery, and even the occasional porthole, all encrusted now with anemones and soft corals. Our favourite part is the penetration opportunities – nothing too challenging, but enough to feel like a real explorer. You can fin gently through the holds where fish, like pollack and wrasse, dart in and out of the shadows. Even better, on a sunny day, the light filters through the water, illuminating the wreck in a way that’s almost ethereal. We'd suggest timing your dive for slack water to avoid any surge, which can kick up the silt inside. It's a perfect spot for newer wreck divers or photographers wanting to practice in calm, shallow conditions. Keep an eye out for dogfish tucked under plating; they love the shelter.

    Typical ARCTIC EXPLORER Dive Profile

    5mSafety Stop0m5m 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.

    Today06:3317:3511h 3m daylightGolden hour 16:51

    ARCTIC EXPLORER Wreck History

    Year Sunk

    1979

    Vessel Type

    fishing vessel

    Cause

    unknown

    Tonnage

    298 GRT

    The Arctic Explorer, a 36-meter trawler built in 1952, met a quiet and undramatic end. Unlike vessels lost to storms or wartime action, it succumbed to an unknown issue while secured in a seemingly safe location. On February 10th, 1979, the ship simply sank at its moorings in the sheltered waters of Sutton Harbour, Plymouth. The specific cause, whether a sudden leak, equipment failure, or simple neglect, was not widely recorded, leaving its final moments a minor mystery.

    For divers, the Arctic Explorer's mundane sinking provides a fantastic and highly accessible wreck site. Resting in just 5 meters of water, it is an ideal location for novice divers, training exercises, or a long, relaxed second dive. Because it sank in a protected harbour, the wreck is surprisingly intact, with its hull, deck, and superstructure still clearly recognizable. It has become a thriving artificial reef, providing a home for crabs, lobsters, and a variety of small fish and invertebrates that are common to the harbour environment. It's a perfect example of how even a simple wreck can transform into a vibrant underwater habitat.

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    Conditions

    Ocean conditions, forecast and tides for ARCTIC EXPLORER

    ARCTIC EXPLORER Ocean Conditions

    Monthly averages for ARCTIC EXPLORER, 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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