| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Arctic | Sea/Bay/Gulf | native | 3448 |
| Arctic - province | Sea/Bay/Gulf | native | 3448 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 1369 |
| Baffin Bay | Sea/Bay/Gulf | native | 3448 |
| Baffin Bay - Davis Strait | Sea/Bay/Gulf | native | 3448 |
| Baltic Sea | Sea/Bay/Gulf | native | 3399 |
| Barents Sea | Sea/Bay/Gulf | native | 3527 |
| Beaufort Sea | Sea/Bay/Gulf | native | 3448 |
| Beaufort Sea - continental coast and shelf | Sea/Bay/Gulf | native | 3448 |
| Central Arctic | Sea/Bay/Gulf | native | 1603 |
| Chukchi Sea | Sea/Bay/Gulf | native | 113796 |
| Cold Temperate Northeast Pacific | sea/bay/gulf | native | 3448 |
| Cold Temperate Northwest Pacific | sea/bay/gulf | native | 3705 |
| East Bering Sea | Sea/Bay/Gulf | native | 3705 |
| Eastern Bering Sea | Sea/Bay/Gulf | native | 3705 |
| Hudson Bay Complex | Sea/Bay/Gulf | native | 3448 |
| Laptev Sea | Sea/Bay/Gulf | native | 119523 |
| North and East Barents Sea | Sea/Bay/Gulf | native | 96583 |
| North Sea | Sea/Bay/Gulf | native | 1603 |
| Northern Bering - Chukchi Seas | Sea/Bay/Gulf | native | 113796 |
| Northern European Seas | Sea/Bay/Gulf | native | 3399 |
| Pacific Ocean | Sea/Bay/Gulf | native | 93817 |
| Puget Trough/Georgia Basin | Sea/Bay/Gulf | native | 93817 |
| Salish Sea | Sea/Bay/Gulf | native | 93817 |
| Sea of Okhotsk | Sea/Bay/Gulf | native | 3705 |
| Strait of Georgia | Sea/Bay/Gulf | native | 93817 |
| Temperate Northern Atlantic | sea/bay/gulf | native | 1603 |
| Temperate Northern Pacific | sea/bay/gulf | native | 3705 |