58m
    Cornwall & Devon, United Kingdom
    Wight-Barfleur Reef

    GUERNSEY COAST

    Best months: Jul–Sep

    Protected Area

    Wight-Barfleur Reef

    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) - GUERNSEY COAST 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 58m
    StandoutExceptional marine biodiversity

    The Guernsey Coast sits deep off the Cornish coast, a proper dive for experienced hands. We love this wreck because it’s a time capsule, settled upright on the seabed. Dropping down, you’ll start to pick out the distinct lines of her hull, then the superstructure, often draped in fishing nets, so watch your trim. This isn't a wreck you’ll swim through much, but exploring the deck and her machinery aft is the real draw. Conger eels are always lurking in the darker recesses, and schools of bib and pollack shimmer around the mast structure. It’s a quiet, reflective dive, perfect for those who appreciate the history embedded in steel, rather than chasing quick thrills. Be prepared for cold water, even in summer, and always check the tides – that deep, a strong current can really ruin your day.

    Typical GUERNSEY COAST Dive Profile

    15m30m45m60mSafety Stop0m58m max~15 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

    Maximum depth 58m exceeds recreational limits (40m). Technical diving certification and equipment required.

    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.

    Today06:2217:2611h 3m daylightGolden hour 16:42

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    Conditions

    Ocean conditions, forecast and tides for GUERNSEY COAST

    GUERNSEY COAST Ocean Conditions

    Monthly averages for GUERNSEY COAST, 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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