BJERKA (PROBABLY) - North Sea Coast

The Bjerkå, probably, is one of those North Sea wrecks that just keeps giving. This isn't a deep dive, sitting in around 7 metres, but what it lacks in depth it makes up for in atmosphere and history. We love the way the light filters down through the murky green, illuminating just enough of the crumpled plates to hint at the steamship she once was. You can almost feel the chill of that February morning in 1915 when she struck the mine. We've spent hours poking around the scattered debris, imagining the final moments. The bow is particularly striking, still somewhat intact and leaning at an angle that feels dramatic, even after all these years. What really draws us back, though, is the sheer volume of life that's made a home here. Big cod lurk in the shadowed nooks, their eyes unblinking, and there are usually some hefty crabs scuttling away as you approach. The visibility can be a bit of a lottery out here on the Danish North Sea coast, but on a calm day, it’s remarkably clear for such shallow water. We'd suggest timing your dive for slack water; the currents can pick up, making it a bit of a workout. It's a proper wreck dive, best suited for those who appreciate the historical context and don't mind a bit of a rummage in less than tropical conditions.

Location
North Sea Coast, Denmark, Mediterranean & Europe
Coordinates
54.802666, 10.910500
Type
wreck
Maximum Depth
7m

Wreck History - BJERKA (PROBABLY)

Year Sunk
1915
Vessel Type
cargo ship
Cause
mine

The Norwegian steamship Bjerka was a neutral vessel caught in the indiscriminate warfare of World War I. On February 20th, 1915, while on a commercial passage from Burntisland, Scotland, to Nakskov, Denmark, she sailed into a recently laid minefield. The resulting explosion was catastrophic, sinking the ship and adding her name to the long list of civilian casualties in the "war to end all wars." The North Sea was a major theatre of naval conflict, and both sides used naval mines extensively, creating vast, invisible fields of danger for all shipping.

Lying in just 7 metres of water off the Danish coast, the Bjerka is now a very shallow wreck, making it accessible to divers of all levels. However, decades of exposure to powerful North Sea storms and currents have likely reduced the vessel to a scattered field of wreckage. The site is classified as a "dangerous wreck," indicating potential hazards like sharp metal, so caution is essential. Divers can explore the ship's remains, including boilers and hull plating, which are now an artificial reef teeming with local marine life. It serves as a poignant reminder of the civilian cost of a global conflict.

Marine Protected Area: Nakskov Fjord

Best Time to Dive in North Sea Coast

The warmest water temperatures in North Sea Coast occur in January, averaging 4.6°C. The coolest conditions are in December at 4.6°C.

Monthly Water Temperatures

  • January: 4.6°C (air: 3.3°C)
  • February: 4.6°C (air: 3.6°C)
  • March: 4.6°C (air: 4.1°C)
  • April: 4.6°C (air: 6.7°C)
  • May: 4.6°C (air: 11.2°C)
  • June: 4.6°C (air: 15.4°C)
  • July: 4.6°C (air: 16.2°C)
  • August: 4.6°C (air: 16.7°C)
  • September: 4.6°C (air: 14.7°C)
  • October: 4.6°C (air: 10.8°C)
  • November: 4.6°C (air: 6.9°C)
  • December: 4.6°C (air: 3.3°C)

Nearby Dive Sites in North Sea Coast

Nearest Dive Centres to BJERKA (PROBABLY)

Marine Life in North Sea Coast

Home to 105 recorded species including 55 reef fish, 9 crabs & lobsters, 8 other, 7 clams & mussels, 6 sea snails & nudibranchs, 5 seagrass & algae.

Notable Species

Recommended Packing List for BJERKA (PROBABLY)

Based on average water temperature of 4.6°C.

  • Drysuit - water at 5°C demands a drysuit with thermal undergarments
  • Hood & Gloves (7mm+) - critical to prevent heat loss
  • Mask - essential for every dive
  • Fins
  • BCD - buoyancy compensator
  • Regulator - your most safety-critical piece of gear
  • Dive Computer - tracks depth, time, and NDL
  • Surface Marker Buoy (SMB) - essential for boat pickups
  • Dive Torch - useful for crevices and colour at depth
  • Underwater Camera - capture your diving memories