| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Antarctica | Sea/Bay/Gulf | native | 2258 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 1744 |
| Continental High Antarctic | sea/bay/gulf | native | 3435 |
| East Antarctic Dronning Maud Land | Sea/Bay/Gulf | native | 3435 |
| East Antarctic Wilkes Land | Sea/Bay/Gulf | native | 3435 |
| Heard and Macdonald Islands | Sea/Bay/Gulf | native | 87398 |
| Indian Ocean | Sea/Bay/Gulf | native | 87398 |
| Macquarie Island | Sea/Bay/Gulf | native | 1662 |
| Magellanic | sea/bay/gulf | native | 87399 |
| Malvinas/Falklands | Sea/Bay/Gulf | native | 87399 |
| North Patagonian Gulfs | Sea/Bay/Gulf | native | 87399 |
| Pacific Ocean | Sea/Bay/Gulf | native | 1662 |
| South Orkney Islands | Sea/Bay/Gulf | native | 87398 |
| South Sandwich Islands | Sea/Bay/Gulf | native | 87398 |
| South Shetland Islands | Sea/Bay/Gulf | native | 1744 |
| Southern Ocean | sea/bay/gulf | native | 87398 |
| Subantarctic Islands | sea/bay/gulf | native | 87398 |
| Temperate South America | sea/bay/gulf | native | 87399 |
| Tropical Atlantic | sea/bay/gulf | native | 3705 |
| Tropical East Pacific | sea/bay/gulf | native | 3705 |
| Weddell Sea | Sea/Bay/Gulf | native | 87399 |