DORTHEA
Protected Area
Nissum Bredning with Harboore and Agger Tange
Why dive here
With 95+ marine species recorded in the area - including seals & sea lions, sea turtles and jellyfish lake - DORTHEA offers some of North Sea Coast's richest wreck diving. Water ranges 3-19°C, warmest July, August, September.
The Dorothea wreck, off the North Sea Coast, isn’t about depth, it’s about history and a surprising amount of life in the shallows. At a mere 1 meter, it’s more of a snorkel or wade-and-peek adventure than a traditional dive, but don’t let that fool you into thinking it’s boring. We love how accessible this old cutter is, her timbers scattered across the seabed, creating nooks and crannies for small crabs and little flatfish. It’s a completely different kind of wreck exploration, where the sunlight penetrates right to the bottom, illuminating every barnacle-covered plank. You’ll spend your time here drifting slowly over the visible remains, spotting shrimp darting between the wood and an occasional flounder camouflaged against the sand. It’s perfect for families, new snorkelers, or anyone who appreciates a wreck with a story, even if you’re barely getting your fins wet. Our favourite time to visit is on a calm, sunny day when the water is clearest and you can really make out the shape of what’s left of her hull. Look closely; sometimes you’ll find small pieces of ceramic or glass among the wreckage, little echoes of the past.
Typical DORTHEA Dive Profile
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.
Cold water this month (avg 13°C). Drysuit or thick wetsuit (7mm+) recommended.
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Conditions
Ocean conditions, forecast and tides for DORTHEA
DORTHEA Ocean Conditions
Monthly averages for DORTHEA, sourced from Open-Meteo marine data - nearest station: Open-Meteo marine grid (55.31, 9.86) (1km away)
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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