| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Adriatic Sea | Sea/Bay/Gulf | native | 124582 |
| Aegean Sea | Sea/Bay/Gulf | native | 124582 |
| Arctic | Sea/Bay/Gulf | native | 118443 |
| Arctic - province | Sea/Bay/Gulf | native | 118443 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 3477 |
| Baltic Sea | Sea/Bay/Gulf | native | 3477 |
| Black Sea | Sea/Bay/Gulf | native | 124582 |
| Caspian Sea | Lake | native | 124582 |
| East China Sea | Sea/Bay/Gulf | native | 124582 |
| Gulf of Alaska | Sea/Bay/Gulf | native | 124582 |
| Gulf of California | Sea/Bay/Gulf | native | 124582 |
| Gulf of Maine | Sea/Bay/Gulf | native | 3477 |
| Gulf of Mexico | Sea/Bay/Gulf | native | 3477 |
| Lusitanian | sea/bay/gulf | native | 3477 |
| Mediterranean Sea | Sea/Bay/Gulf | native | 124582 |
| North Sea | Sea/Bay/Gulf | native | 3477 |
| Northern European Seas | Sea/Bay/Gulf | native | 3477 |
| Norwegian Sea | Sea/Bay/Gulf | native | 124582 |
| Pacific Ocean | Sea/Bay/Gulf | native | 124582 |
| Sea of Japan/East Sea | Sea/Bay/Gulf | native | 124582 |
| Sea of Marmara | Sea/Bay/Gulf | native | 128542 |
| Temperate Northern Atlantic | sea/bay/gulf | native | 3477 |