Scapa Flow, Orkney, United Kingdom
    Little Linga Holm

    Wreck of A C W 11 (Possibly)

    Good diving all year

    Protected Area

    Little Linga Holm

    Why dive here

    With 140+ marine species recorded in the area - including blue whales, dolphins, dwarf minke whales, humpback whales and ocean sunfish (mola mola) - Wreck of A C W 11 (Possibly) offers some of Scapa Flow, Orkney's richest wreck diving. Water ranges 8-14°C, warmest July, August, September.

    Best timeYear-round
    WetsuitA drysuit
    Marine lifeBlue Whales, Dolphins, Dwarf Minke Whales, Humpback Whales and Ocean Sunfish (Mola Mola) · 140+ species recorded
    Water8-14°C · warmest July, August, September
    CharacterWreck dive
    StandoutRich in charismatic marine life

    The Wreck of ACW 11 (Possibly) in Scapa Flow, that's a peculiar name, isn't it? We actually call it "The Barges" because, well, they're clearly barges. This site offers a genuine glimpse into Scapa Flow's history without the solemnity of the larger battleships. Dropping down, you're immediately struck by the sheer volume of metal, broken and twisted, lying across the seabed. It’s a shallower dive than many in the Flow, which we love, giving you more bottom time to really poke around. The barges themselves are heavily encrusted. Think thick carpets of crumb-of-bread sponge in yellows and oranges, interspersed with patches of pink plate weeds clinging to the rusting steel. Light-bulb sea squirts glow faintly in the gloom. We often see common lobsters tucked into crevices, their antennae waving as you approach. The visibility can vary, but even on an average day, the sheer scale of the wreckage is impressive. You can trace the outlines of what were once working vessels, now completely given over to the sea. It's a fantastic spot for photographers looking for that moody, industrial-meets-nature shot. We'd suggest this site for anyone looking for a more relaxed Scapa dive, something a bit less demanding than the dreadnoughts, but still packed with atmosphere.

    Safety Notes

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

    Cold water this month (avg 13°C). Drysuit or thick wetsuit (7mm+) recommended.

    Today06:3817:1710h 39m daylightGolden hour 16:21

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    Conditions

    Ocean conditions, forecast and tides for Wreck of A C W 11 (Possibly)

    Wreck of A C W 11 (Possibly) Ocean Conditions

    Monthly averages for Wreck of A C W 11 (Possibly), sourced from Open-Meteo marine data - nearest station: Open-Meteo marine grid (58.64, -3.16) (8km away)

    ExcellentGreatGoodFairPoor★Best monthsThis month

    October Averages

    Sea Temperature

    13°C

    55°F · Range: 11.4–13.8°C

    Air Temperature

    10°C

    50°F

    Wind Speed

    9.26 m/s

    18.0 knots

    Atmospheric Pressure

    1005.3 hPa

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

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