| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Adriatic Sea | Sea/Bay/Gulf | native | 123800 |
| Aegean Sea | Sea/Bay/Gulf | native | 125488 |
| Arctic | Sea/Bay/Gulf | native | 83435 |
| Arctic - province | Sea/Bay/Gulf | native | 83435 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 96235 |
| Baltic Sea | Sea/Bay/Gulf | native | 96235 |
| Beaufort Sea | Sea/Bay/Gulf | native | 95344 |
| Beaufort Sea - continental coast and shelf | Sea/Bay/Gulf | native | 93816 |
| Celtic-Biscay Shelf | Sea/Bay/Gulf | native | 96352 |
| Central Arctic | Sea/Bay/Gulf | native | 125459 |
| Cold Temperate Northeast Pacific | sea/bay/gulf | native | 93816 |
| Crete Island | Sea/Bay/Gulf | native | 125488 |
| Greenland Sea | Sea/Bay/Gulf | native | 118286 |
| Juan de Fuca Strait | Sea/Bay/Gulf | native | 94906 |
| Lusitanian | sea/bay/gulf | native | 2778 |
| Mediterranean Sea | Sea/Bay/Gulf | native | 2684 |
| North Greenland | Sea/Bay/Gulf | native | 83435 |
| North Sea | Sea/Bay/Gulf | native | 3477 |
| Northern European Seas | Sea/Bay/Gulf | native | 96352 |
| Norwegian Sea | Sea/Bay/Gulf | native | 124705 |
| Pacific Ocean | Sea/Bay/Gulf | native | 95344 |
| Puget Trough/Georgia Basin | Sea/Bay/Gulf | native | 93816 |
| Salish Sea | Sea/Bay/Gulf | native | 93816 |
| South European Atlantic Shelf | Sea/Bay/Gulf | native | 125486 |
| Strait of Georgia | Sea/Bay/Gulf | native | 93816 |
| Temperate Northern Atlantic | sea/bay/gulf | native | 2684 |
| Temperate Northern Pacific | sea/bay/gulf | native | 83435 |
| Tyrrhenian Sea | Sea/Bay/Gulf | native | 125487 |
| Western Mediterranean | Sea/Bay/Gulf | native | 125487 |