| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Aegean Sea | Sea/Bay/Gulf | native | 113897 |
| Arctic | Sea/Bay/Gulf | native | 120666 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 4479 |
| Azores Islands | Sea/Bay/Gulf | native | 4775 |
| Baffin Bay | Sea/Bay/Gulf | native | 4479 |
| Baffin Bay - Davis Strait | Sea/Bay/Gulf | native | 120413 |
| Balearic Islands | Sea/Bay/Gulf | native | 95727 |
| Barents Sea | Sea/Bay/Gulf | native | 120407 |
| Bear Seamount | Seamount | native | 50906 |
| Beaufort Sea | Sea/Bay/Gulf | native | 43202 |
| Beaufort-Amundsen-Viscount Melville-Queen Maud | Sea/Bay/Gulf | native | 125580 |
| Canadian Eastern Arctic - West Greenland | Sea/Bay/Gulf | native | 35388 |
| Canadian High Arctic - North Greenland | Sea/Bay/Gulf | native | 86838 |
| Canary Current | Sea/Bay/Gulf | native | 4775 |
| Celtic-Biscay Shelf | Sea/Bay/Gulf | native | 35388 |
| Corsica Island | Sea/Bay/Gulf | native | 96325 |
| Crete Island | Sea/Bay/Gulf | native | 113897 |
| Evvoikos Gulf | Sea/Bay/Gulf | native | 113897 |
| Faroe Plateau | Sea/Bay/Gulf | native | 35388 |
| Greenland Sea | Sea/Bay/Gulf | native | 35388 |
| Iberian Coastal | Sea/Bay/Gulf | native | 35388 |
| Iceland Shelf and Sea | Sea/Bay/Gulf | native | 35388 |
| Ionian Sea | Sea/Bay/Gulf | native | 113897 |
| Kara Sea | Sea/Bay/Gulf | native | 86838 |
| Korinthiakos Gulf | Sea/Bay/Gulf | native | 113897 |
| Labrador - Newfoundland | Sea/Bay/Gulf | native | 35388 |
| Laptev Sea | Sea/Bay/Gulf | native | 124545 |
| Mediterranean Sea | Sea/Bay/Gulf | native | 4775 |
| North Aegean | Sea/Bay/Gulf | native | 113897 |
| North and East Barents Sea | Sea/Bay/Gulf | native | 80862 |
| Northeast U.S. Continental Shelf | Sea/Bay/Gulf | native | 35388 |
| Norwegian Sea | Sea/Bay/Gulf | native | 4775 |
| Sardinia Island | Sea/Bay/Gulf | native | 13729 |
| Saronikos Gulf | Sea/Bay/Gulf | native | 113897 |
| Scotian Shelf | Sea/Bay/Gulf | native | 35388 |
| Sea of Marmara | Sea/Bay/Gulf | native | 57855 |
| Sicily Island | Sea/Bay/Gulf | native | 13729 |
| South Aegean | Sea/Bay/Gulf | native | 113897 |
| Thermaikos Gulf | Sea/Bay/Gulf | native | 113897 |