| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Adriatic Sea | Sea/Bay/Gulf | native | 74416 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 2717 |
| Baltic Sea | Sea/Bay/Gulf | native | 105455 |
| Celtic-Biscay Shelf | Sea/Bay/Gulf | native | 96498 |
| Galician Shelf | Sea/Bay/Gulf | native | 114513 |
| German Bight | Sea/Bay/Gulf | native | 2711 |
| Iberian Coastal | Sea/Bay/Gulf | native | 114525 |
| Irish Sea | Sea/Bay/Gulf | native | 105451 |
| Lusitanian | sea/bay/gulf | native | 2837 |
| Mediterranean Sea | Sea/Bay/Gulf | native | 2700 |
| North Sea | Sea/Bay/Gulf | native | 120909 |
| Northern European Seas | Sea/Bay/Gulf | native | 105434 |
| Norwegian Sea | Sea/Bay/Gulf | native | 105455 |
| Saharan Upwelling | Sea/Bay/Gulf | native | 74416 |
| Sea of Marmara | Sea/Bay/Gulf | native | 114530 |
| Temperate Northern Atlantic | sea/bay/gulf | native | 2711 |
| Tunisian Plateau/Gulf of Sidra | Sea/Bay/Gulf | native | 74416 |
| Western Mediterranean | Sea/Bay/Gulf | native | 74416 |