MERCURIUS
Protected Area
Sydfynske Øhav
Why dive here
With 95+ marine species recorded in the area - including seals & sea lions, sea turtles and jellyfish lake - MERCURIUS offers some of North Sea Coast's richest wreck diving. Water ranges 3-19°C, warmest July, August, September.
The Mercurius isn’t your typical North Sea wreck. We’re talking about a wreck so shallow, she practically breaches the surface at low tide – a mere 2m deep. It’s an unusual dive, more akin to an archaeological snorkel, but we love it for its sheer accessibility and the unique perspective it offers. You’ll find the remains of a motor vessel, scattered across a wide area, testament to the wild North Sea storms she couldn't withstand. We’d suggest going at slack tide for the best visibility, which, let's be honest, is always a factor up here. What you experience at Mercurius is less about vibrant coral and more about the raw power of the ocean claiming its own. You'll see twisted metal plates, parts of the engine block, and various other fragments, all heavily encrusted with mussels and barnacles. The light penetrates easily, illuminating the small crabs scuttling amongst the wreckage and the occasional flounder trying to blend in. It suits divers who appreciate history, photographers looking for an unusual subject, or even snorkelers keen to explore a piece of maritime heritage without needing a full setup. It’s a powerful reminder of the unforgiving nature of these waters.
Typical MERCURIUS 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.
Nearest Dive Centres to MERCURIUS
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Conditions
Ocean conditions, forecast and tides for MERCURIUS
MERCURIUS Ocean Conditions
Monthly averages for MERCURIUS, 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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