| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Adriatic Sea | Sea/Bay/Gulf | native | 79169 |
| Aegean Sea | Sea/Bay/Gulf | native | 97129 |
| Arctic | Sea/Bay/Gulf | native | 120663 |
| Arctic - province | Sea/Bay/Gulf | native | 120663 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 79451 |
| Balearic Islands | Sea/Bay/Gulf | native | 78235 |
| Cantabrian Sea | Sea/Bay/Gulf | native | 104426 |
| Celtic-Biscay Shelf | Sea/Bay/Gulf | native | 104426 |
| Galician Shelf | Sea/Bay/Gulf | native | 79127 |
| Iberian Coastal | Sea/Bay/Gulf | native | 78235 |
| Ionian Sea | Sea/Bay/Gulf | native | 31888 |
| Lusitanian | sea/bay/gulf | native | 79451 |
| Mediterranean Sea | Sea/Bay/Gulf | native | 80197 |
| Saharan Upwelling | Sea/Bay/Gulf | native | 79451 |
| Sahelian Upwelling | Sea/Bay/Gulf | native | 79451 |
| Sardinia Island | Sea/Bay/Gulf | native | 106024 |
| Sea of Marmara | Sea/Bay/Gulf | native | 105613 |
| Sicily Island | Sea/Bay/Gulf | native | 106028 |
| Temperate Northern Atlantic | sea/bay/gulf | native | 80197 |
| Tropical Atlantic | sea/bay/gulf | native | 79451 |
| Tyrrhenian Sea | Sea/Bay/Gulf | native | 79118 |
| West African Transition | sea/bay/gulf | native | 79451 |
| Western Mediterranean | Sea/Bay/Gulf | native | 79169 |