| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Adriatic Sea | Sea/Bay/Gulf | native | 85339 |
| Aegean Sea | Sea/Bay/Gulf | native | 105623 |
| Arctic | Sea/Bay/Gulf | native | 2461 |
| Arctic - province | Sea/Bay/Gulf | native | 2461 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 1667 |
| Azores Canaries Madeira | Sea/Bay/Gulf | native | 81305 |
| Azores Islands | Sea/Bay/Gulf | native | 125695 |
| Baltic Sea | Sea/Bay/Gulf | native | 112293 |
| Barents Sea | Sea/Bay/Gulf | native | 81305 |
| Canary Current | Sea/Bay/Gulf | native | 81305 |
| Cape Verde | Sea/Bay/Gulf | native | 112293 |
| Celtic-Biscay Shelf | Sea/Bay/Gulf | native | 112293 |
| Central Arctic | Sea/Bay/Gulf | native | 112476 |
| Faroe Plateau | Sea/Bay/Gulf | native | 118422 |
| German Bight | Sea/Bay/Gulf | native | 112476 |
| Guinea Current | Sea/Bay/Gulf | native | 417 |
| Gulf of Guinea | sea/bay/gulf | native | 417 |
| Gulf of Guinea Central | Sea/Bay/Gulf | native | 417 |
| Gulf of Guinea South | Sea/Bay/Gulf | native | 112476 |
| Gulf of Guinea Upwelling | Sea/Bay/Gulf | native | 417 |
| Gulf of Guinea West | Sea/Bay/Gulf | native | 112476 |
| Iberian Sea | Sea/Bay/Gulf | native | 112351 |
| Iceland Shelf and Sea | Sea/Bay/Gulf | native | 112293 |
| Ionian Sea | Sea/Bay/Gulf | native | 2126 |
| Kara Sea | Sea/Bay/Gulf | native | 118423 |
| Lusitanian | sea/bay/gulf | native | 2461 |
| Mediterranean Sea | Sea/Bay/Gulf | native | 81305 |
| North and East Barents Sea | Sea/Bay/Gulf | native | 112476 |
| North Sea | Sea/Bay/Gulf | native | 3477 |
| Northern European Seas | Sea/Bay/Gulf | native | 112476 |
| Northern Norway and Finnmark | Sea/Bay/Gulf | native | 118422 |
| Norwegian Sea | Sea/Bay/Gulf | native | 112293 |
| Saharan Upwelling | Sea/Bay/Gulf | native | 2461 |
| Sahelian Upwelling | Sea/Bay/Gulf | native | 112476 |
| Temperate Northern Atlantic | sea/bay/gulf | native | 81305 |
| Tropical Atlantic | sea/bay/gulf | native | 81305 |
| Tunisian Plateau/Gulf of Sidra | Sea/Bay/Gulf | native | 2461 |
| Tyrrhenian Sea | Sea/Bay/Gulf | native | 105683 |
| West African Transition | sea/bay/gulf | native | 112293 |
| Western Mediterranean | Sea/Bay/Gulf | native | 2461 |
| White Sea | Sea/Bay/Gulf | native | 118423 |