12m
    Cornwall & Devon, United Kingdom
    The Needles

    MILLMER

    Best months: Jul–Sep

    Protected Area

    The Needles

    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) - MILLMER 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 12m
    StandoutExceptional marine biodiversity

    The Millmer isn't a deep dive, sitting at a comfortable 12 metres, but it offers a surprisingly atmospheric experience. This old sailing vessel met its end by fire in 1981, and what's left is a wonderfully jumbled, skeletal remains spread across the seabed. We love how the fire warped the structure, creating interesting nooks and crannies to poke into. You'll spend your time here weaving through rusted ribs and around splintered timbers, watching for the resident wrasse and blennies that have made this their home. It’s a great site for photographers keen on capturing the interplay of natural light and decaying steel. Dive this one on a calm day; the visibility can be a bit variable, but even with a slight murk, the eerie silhouette of the wreck still shines through. Keep an eye out for the small conger eels often tucked away deep within the wreck's darker recesses.

    Typical MILLMER Dive Profile

    5m10mSafety Stop0m12m 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.

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

    Today06:2317:2511h 2m daylightGolden hour 16:40

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    Conditions

    Ocean conditions, forecast and tides for MILLMER

    MILLMER Ocean Conditions

    Monthly averages for MILLMER, 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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