| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Adriatic Sea | Sea/Bay/Gulf | native | 123800 |
| Aegean Sea | Sea/Bay/Gulf | native | 123801 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 8593 |
| Baltic Sea | Sea/Bay/Gulf | native | 128574 |
| Celtic Seas | Sea/Bay/Gulf | native | 123806 |
| German Bight | Sea/Bay/Gulf | native | 2711 |
| Levantine Sea | Sea/Bay/Gulf | native | 123801 |
| Mediterranean Sea | Sea/Bay/Gulf | native | 2780 |
| North Sea | Sea/Bay/Gulf | native | 3123 |
| Northern European Seas | Sea/Bay/Gulf | native | 2711 |
| Sea of Marmara | Sea/Bay/Gulf | native | 123801 |
| South European Atlantic Shelf | Sea/Bay/Gulf | native | 123802 |
| Temperate Northern Atlantic | sea/bay/gulf | native | 2780 |
| Western Mediterranean | Sea/Bay/Gulf | native | 2780 |