| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Arctic | Sea/Bay/Gulf | native | 3448 |
| Arctic - province | Sea/Bay/Gulf | native | 3448 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 96235 |
| Baffin Bay | Sea/Bay/Gulf | native | 3448 |
| Baffin Bay - Davis Strait | Sea/Bay/Gulf | native | 3448 |
| Baltic Sea | Sea/Bay/Gulf | native | 96235 |
| Beaufort Sea | Sea/Bay/Gulf | native | 3448 |
| Beaufort Sea - continental coast and shelf | Sea/Bay/Gulf | native | 3448 |
| Central Arctic | Sea/Bay/Gulf | native | 124008 |
| Chesapeake Bay | Sea/Bay/Gulf | native | 116516 |
| Chukchi Sea | Sea/Bay/Gulf | native | 119353 |
| Cold Temperate Northeast Pacific | sea/bay/gulf | native | 3448 |
| East Bering Sea | Sea/Bay/Gulf | native | 116516 |
| English Channel | Sea/Bay/Gulf | native | 96388 |
| Hudson Bay Complex | Sea/Bay/Gulf | native | 3448 |
| Labrador - Newfoundland | Sea/Bay/Gulf | native | 116516 |
| Mediterranean Sea | Sea/Bay/Gulf | native | 85340 |
| North Sea | Sea/Bay/Gulf | native | 3477 |
| Northern Bering - Chukchi Seas | Sea/Bay/Gulf | native | 119353 |
| Pacific Ocean | Sea/Bay/Gulf | native | 82624 |
| Puget Trough/Georgia Basin | Sea/Bay/Gulf | native | 93817 |
| Salish Sea | Sea/Bay/Gulf | native | 93817 |
| South China Sea | Sea/Bay/Gulf | native | 82601 |
| Southern California Bight | Sea/Bay/Gulf | native | 116516 |
| Strait of Georgia | Sea/Bay/Gulf | native | 93817 |
| Temperate Northern Atlantic | sea/bay/gulf | native | 85340 |
| West Philippine Sea | Sea/Bay/Gulf | native | 82601 |