Ísafjarðardjúp | Westfjords Pristine Reefs
Site Overview
Ísafjarðardjúp is the heart of the Westfjords’ pristine diving, offering cold-water reefs with extraordinary visibility often reaching 20 to 30 metres. The walls and reefs are covered in massive sea anemone fields, sea cucumbers, nudibranchs, halibut and wolffish, and the remoteness means the sites are untouched and teeming with life. Water is 3 to 9°C and a drysuit is mandatory, with mild current and surge the main considerations. Kayak-accessible wall dives let you reach reefs quietly, and a specialised local operator manages the remote logistics. For adventurous divers seeking Iceland at its wildest and most pristine, Ísafjarðardjúp is a highlight, combining clarity, abundance and isolation in a guided, committed cold-water setting. The site is a rewarding but demanding cold-water dive that rewards preparation, good buoyancy and respect for the Icelandic environment. The site is a rewarding but demanding cold-water dive that rewards preparation, good buoyancy and respect for the Icelandic environment. The site is a rewarding but demanding cold-water dive that rewards preparation, good buoyancy and respect for the Icelandic environment. The site is a rewarding but demanding cold-water dive that rewards preparation, good buoyancy and respect for the Icelandic environment. The site is a rewarding but demanding cold-water dive that rewards preparation, good buoyancy and respect for the Icelandic environment.
Dive Briefing
"Meet your specialised operator in Ísafjörður and kit up on the boat or kayak. Descend along the wall into the anemone fields, controlling fins against the surge. Search for halibut on the sand, wolffish in the cracks and nudibranchs on the rock. There is mild current, so swim into it on exit. Water is 3 to 9°C, so monitor warmth. Complete a safety stop and signal the boat. The operator knows the remote walls and times the dive to the calmest window; self-sufficiency and conservative planning are essential in this wilderness. Follow your guide closely, monitor your thermal comfort and ascend with a safety stop before exiting at the designated point. Follow your guide closely, monitor your thermal comfort and ascend with a safety stop before exiting at the designated point. Follow your guide closely, monitor your thermal comfort and ascend with a safety stop before exiting at the designated point. Follow your guide closely, monitor your thermal comfort and ascend with a safety stop before exiting at the designated point."
Signature Marine Life
Halibut
Hippoglossus hippoglossus
Best: June, July, August
Atlantic wolffish
Anarhichas lupus
Best: Year-round
Sea cucumber
Holothuroidea
Best: Year-round
Nudibranchs
Nudibranchia
Best: June, July, August
Cod
Gadus morhua
Best: June, July, August
Safety & Hazards
- Cold water needs drysuit
- Remote fjords; long rescue drive
- Mild current on the walls
- Surge against the reef
- Limited facilities; self-sufficiency
- Weather changes fast
Traveler Notes
Who is this for?
Ísafjarðardjúp suits advanced drysuit divers who want pristine, abundant reefs far from crowds. It is great for wide-angle and macro photographers and adventure travellers, but the remoteness demands experience and a specialised guide. Less suited to beginners. For qualified cold-water divers it is one of Iceland’s most rewarding ocean dives, with clarity and life that the busier south cannot match. It suits confident cold-water divers who value unique geology and pristine conditions over abundant tropical marine life. It suits confident cold-water divers who value unique geology and pristine conditions over abundant tropical marine life.
Quick Stats
Dive Logistics
- Westfjords Dive
Photography Info
Best for: wide_angle, macro
Nearby Stay
Hótel Ísafjörður
Ísafjörður • 5km away
Hótel Flókalykill
Patreksfjörður • 30km away