5-20m
    North Sea Coast, Denmark
    Lynæs

    Alholm Rev

    Best months: Jan–Dec

    Protected Area

    Lynæs

    Why dive here

    With 95+ marine species recorded in the area - including seals & sea lions, sea turtles and jellyfish lake - Alholm Rev offers some of North Sea Coast's richest reef diving. Water sits around 5°C.

    Marine lifeSeals & Sea Lions, Sea Turtles and Jellyfish Lake · 95+ species recorded
    Water5°C · warmest January, February, March
    CharacterReef dive · max 5-20m

    Wistari Reef. Now this is the kind of site that makes you remember why you started diving in the first place. We've spent plenty of time bouncing around the Coral Sea, and Wistari consistently delivers something special. Forget the postcards, picture this: you drop in, and immediately the sheer scale of the hard coral structures hits you. Enormous Montipora plates create these undulating landscapes, interspersed with thickets of staghorn coral. Sunlight filters down, dappling the reef, and the reef fish traffic is just relentless. Schools of fusiliers are so dense they genuinely dim the light as they pass. We love drifting along the reef edge here, keeping an eye out for the big stuff. Giant morays peek from crevices, looking a bit grumpy, while the parrotfish-particularly those blunt-heads-are constantly munching, their crunching audible if you listen closely. Look for the Blackspot and Bristle-toothed Surgeonfish weaving through the coral, and if you’re lucky, a lionfish or two will be hovering regally. This isn't a site for beginners; we'd say it’s best for confident divers comfortable with a bit of current, as it can pick up. Go early if you can; the morning light truly transforms the reef into something magical.

    Typical Alholm Rev 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

    Cold water this month (avg 5°C). Drysuit or thick wetsuit (7mm+) recommended.

    Today05:0219:3014h 28m daylightGolden hour 18:39

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    Conditions

    Ocean conditions, forecast and tides for Alholm Rev

    Alholm Rev Ocean Conditions

    Monthly averages for Alholm Rev, sourced from NOAA buoy data - nearest station: Open-Meteo grid (57.25, 9.31) (0km away)

    August Averages

    Sea Temperature

    4.6°C

    40°F

    Air Temperature

    16.68°C

    62°F

    Wind Speed

    6.34 m/s

    12.3 knots

    Atmospheric Pressure

    1012.9 hPa

    Based on 5 years of monitoring data · Data sources: NOAA NDBC

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