North Sea Coast, Denmark
    Nordre Rønner

    Borfeld

    Best months: Jul–Aug

    Protected Area

    Nordre Rønner

    Why dive here

    With 95+ marine species recorded in the area - including seals & sea lions, sea turtles and jellyfish lake - Borfeld offers some of North Sea Coast's richest reef diving. Water ranges 3-19°C, warmest July, August, September.

    Best timeJul–Aug
    WetsuitA 5mm wetsuit
    Marine lifeSeals & Sea Lions, Sea Turtles and Jellyfish Lake · 95+ species recorded
    Water3-19°C · warmest July, August, September
    CharacterReef dive

    Borfeld. It sounds a bit like a German industrial estate, doesn't it? But don’t let the name fool you. This North Sea reef, just off the Danish coast, is a sleeper hit for those who know where to look. We’d classify it as a cold-water coral reef, which is a rare enough find in these parts to make it genuinely special. Forget your tropical hues here. Borfeld is all about a different kind of beauty: the rugged, robust life that thrives in cooler, nutrient-rich waters. We’re talking lumpsuckers clinging to rocks, their little fins fanning in the current, and eel poking their heads out from crevices. Our favourite find has to be the snake blenny, sleek and quick, darting between the kelp fronds. If you’re lucky, you might even spot a common seal cruising by, or a gannet diving from above, a blur of white hitting the water. The currents can be lively here, so this isn't a site for your first open water dives. We'd suggest saving Borfeld for days with lighter winds and an incoming tide if you can time it. It's a fantastic spot for macro photographers and anyone keen to see the more unusual side of European marine life. It’s also a good shout for divers interested in the sheer resilience of nature, seeing how much life can flourish in an environment that’s often overlooked.

    Safety Notes

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

    Today06:4117:2610h 45m daylightGolden hour 16:33

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    Conditions

    Ocean conditions, forecast and tides for Borfeld

    Borfeld Ocean Conditions

    Monthly averages for Borfeld, sourced from Open-Meteo marine data - nearest station: Open-Meteo marine grid (55.31, 9.86) (1km away)

    ExcellentGreatGoodFairPoor★Best monthsThis month

    October Averages

    Sea Temperature

    13°C

    56°F · Range: 10.7–16.8°C

    Air Temperature

    11°C

    52°F

    Wind Speed

    7.69 m/s

    14.9 knots

    Atmospheric Pressure

    1010.5 hPa

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

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