| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Antarctica | Sea/Bay/Gulf | native | 87480 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 78667 |
| Heard and Macdonald Islands | Sea/Bay/Gulf | native | 78667 |
| Indian Ocean | Sea/Bay/Gulf | native | 78667 |
| Rio de la Plata | Sea/Bay/Gulf | native | 78667 |
| Southern Ocean | sea/bay/gulf | native | 78667 |
| Subantarctic Islands | sea/bay/gulf | native | 78667 |
| Temperate South America | sea/bay/gulf | native | 78667 |
| Warm Temperate Southwestern Atlantic | sea/bay/gulf | native | 78667 |
| Weddell Sea | Sea/Bay/Gulf | native | 116836 |