| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Antarctica | Sea/Bay/Gulf | native | 116836 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 84485 |
| Continental High Antarctic | sea/bay/gulf | native | 116160 |
| Magellanic | sea/bay/gulf | native | 84485 |
| Malvinas/Falklands | Sea/Bay/Gulf | native | 84485 |
| Patagonian Shelf | Sea/Bay/Gulf | native | 119634 |
| Rio de la Plata | Sea/Bay/Gulf | native | 119636 |
| South Georgia | Sea/Bay/Gulf | native | 116836 |
| South Sandwich Islands | Sea/Bay/Gulf | native | 116836 |
| South Scotia Sea | Sea/Bay/Gulf | native | 116836 |
| South Shetland Islands | Sea/Bay/Gulf | native | 116836 |
| Southern Ocean | sea/bay/gulf | native | 116160 |
| Temperate South America | sea/bay/gulf | native | 84485 |
| Uruguay-Buenos Aires Shelf | Sea/Bay/Gulf | native | 119634 |
| Weddell Sea | Sea/Bay/Gulf | native | 116836 |