| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Atlantic Ocean | Sea/Bay/Gulf | native | 1522 |
| Channels and Fjords of Southern Chile | Sea/Bay/Gulf | native | 1394 |
| Indian Ocean | Sea/Bay/Gulf | native | 1394 |
| Magellanic | sea/bay/gulf | native | 1394 |
| Malvinas/Falklands | Sea/Bay/Gulf | native | 1394 |
| Pacific Ocean | Sea/Bay/Gulf | native | 1394 |
| Rio de la Plata | Sea/Bay/Gulf | native | 1522 |
| South Shetland Islands | Sea/Bay/Gulf | native | 1522 |
| Southern Ocean | sea/bay/gulf | error | 1394 |
| Temperate South America | sea/bay/gulf | native | 1522 |
| Warm Temperate Southwestern Atlantic | sea/bay/gulf | native | 1522 |