BJORNO - North Sea Coast
Bjornø isn't a dive you pick for dazzling corals, but it offers a fascinating glimpse into history, a stark, often dramatic dive in the North Sea. The wreck itself, a dangerous tangle of steel, lies in just 11 metres, making it accessible to many, though we’d suggest some solid cold-water experience. We love how the sea has truly claimed this site, turning the wreckage into an artificial reef, dark and full of character. Descending onto Bjornø, you’re met with a silhouette of steel, often shrouded in that atmospheric North Sea green. Visibility can be a challenge here, sometimes dropping to a few metres, which only adds to the wreck's eerie charm. Our favourite moments are picking out the details of the ship's structure, seeing the robust plating and the way marine growth has softened the edges. You'll spot crabs scuttling through the crevices, and various fish flitting in and out of the shadows. It’s a dive for those who appreciate the story beneath the waves, for wreck enthusiasts who don't mind a bit of a current, and for anyone keen to experience a slice of Danish maritime history, wild and untamed. Go on a calm day, and bring a good torch; it makes all the difference.
- Location
- North Sea Coast, Denmark, Mediterranean & Europe
- Coordinates
- 55.780754, 11.048659
- Type
- wreck
- Maximum Depth
- 11m
Wreck History - BJORNO
- Vessel Type
- cargo ship
- Cause
- unknown
Shrouded in mystery, the wreck known as the "Bjorno" rests in just 11 metres of water off Denmark's North Sea coast. Its true identity and the story of its sinking have been lost to time, leaving divers with an intriguing puzzle to explore. Classified as a dangerous wreck, the site should be approached with caution, as shifting sands and strong currents can expose sharp, broken structures. Its shallow depth makes it accessible to divers of all levels, offering a fascinating, if anonymous, glimpse into the region's maritime past and a playground for local marine life.
Marine Protected Area: Røsnæs, Røsnæs Rev og Kalundborg 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
- 101 (POSSIBLY) - 20m (wreck)
- Aalborg Sportsdykkerklub
- AAROSUND - 10m (wreck)
- ACTIV - 14m (wreck)
- ADAMAR - 24m (wreck)
- AGNES - 0m (wreck)
- AGNETE - 5m (wreck)
- AGNETHE - 12m (wreck)
- Albertus (reef)
- ALBIS - 2m (wreck)
- ALEX - 15m (wreck)
- Alholm Rev (reef)
- ALLIANCE - 10m (wreck)
- ALLIANCE H 156 - 22m (wreck)
- ALMA - 20m (wreck)
Nearest Dive Centres to BJORNO
- Aquatic Marine
- Blivdykker.dk - ["PADI"]
- Broagerlands Dykkercenter
- Carlsens Dykkercenter A/S - SSI
- Dieter's Tauchshop
- Diving 2000 A/S - ["PADI"]
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
- dab (Limanda limanda) - Reef Fish
- Protestant (Clupea harengus) - Reef Fish
- Atlantic cod (Gadus morhua) - Reef Fish
- whiting (Merlangius merlangus) - Reef Fish
- Ocean quahog (Arctica islandica) - Clams & Mussels
- Fluke (Platichthys flesus) - Reef Fish
- Blue mussel (Mytilus edulis) - Clams & Mussels
- sprat (Sprattus sprattus) - Reef Fish
- Common cockle (Cerastoderma edule) - Clams & Mussels
- bull rout (Myoxocephalus scorpius) - Reef Fish
- Sea potato (Echinocardium cordatum) - Sea Urchins
- Sand mason (Lanice conchilega) - Worms
- eel (Anguilla anguilla) - Reef Fish
- Edible periwinkle (Littorina littorea) - Sea Snails & Nudibranchs
- Common sea star (Asterias rubens) - Starfish
- long rough dab (Hippoglossoides platessoides) - Reef Fish
- Pollock (Trachurus trachurus) - Reef Fish
- Common shore crab (Carcinus maenas) - Crabs & Lobsters
- New Zealand Mudsnail (Potamopyrgus antipodarum) - Sea Snails & Nudibranchs
- Common dragonet (Callionymus lyra) - Reef Fish
Recommended Packing List for BJORNO
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