| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Adriatic Sea | Sea/Bay/Gulf | native | 112140 |
| Alboran Sea | Sea/Bay/Gulf | native | 121863 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 2758 |
| Balearic Islands | Sea/Bay/Gulf | native | 112066 |
| Celtic Seas | Sea/Bay/Gulf | native | 121907 |
| Celtic-Biscay Shelf | Sea/Bay/Gulf | native | 112062 |
| English Channel | Sea/Bay/Gulf | native | 121905 |
| Iberian Sea | Sea/Bay/Gulf | native | 114864 |
| Ionian Sea | Sea/Bay/Gulf | native | 121908 |
| Lusitanian | sea/bay/gulf | native | 2736 |
| Mediterranean Sea | Sea/Bay/Gulf | native | 121906 |
| Northern European Seas | Sea/Bay/Gulf | native | 112070 |
| Saharan Upwelling | Sea/Bay/Gulf | native | 121906 |
| South European Atlantic Shelf | Sea/Bay/Gulf | native | 7658 |
| Temperate Northern Atlantic | sea/bay/gulf | native | 85339 |
| Tunisian Plateau/Gulf of Sidra | Sea/Bay/Gulf | native | 112067 |