| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Arctic | Sea/Bay/Gulf | native | 3448 |
| Arctic - province | Sea/Bay/Gulf | native | 3448 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 281 |
| Baffin Bay | Sea/Bay/Gulf | native | 3448 |
| Baffin Bay - Davis Strait | Sea/Bay/Gulf | native | 3448 |
| Baltic Sea | Sea/Bay/Gulf | native | 128574 |
| 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 |
| Caribbean Sea | Sea/Bay/Gulf | native | 128352 |
| Chukchi Sea | Sea/Bay/Gulf | native | 116516 |
| Cold Temperate Northeast Pacific | sea/bay/gulf | native | 3448 |
| Cold Temperate Northwest Pacific | sea/bay/gulf | native | 75835 |
| East Bering Sea | Sea/Bay/Gulf | native | 75835 |
| Eastern Bering Sea | Sea/Bay/Gulf | native | 75835 |
| Hudson Bay Complex | Sea/Bay/Gulf | native | 3448 |
| Kuriles Islands | Sea/Bay/Gulf | native | 75835 |
| North Greenland | Sea/Bay/Gulf | native | 281 |
| North Sea | Sea/Bay/Gulf | native | 128575 |
| Pacific Ocean | Sea/Bay/Gulf | native | 75835 |
| Sea of Okhotsk | Sea/Bay/Gulf | native | 75835 |
| Temperate Northern Atlantic | sea/bay/gulf | native | 96235 |
| Temperate Northern Pacific | sea/bay/gulf | native | 75835 |
| West Bering Sea | Sea/Bay/Gulf | native | 75835 |
| White Sea | Sea/Bay/Gulf | native | 117476 |