| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Magellanic | sea/bay/gulf | native | 83435 |
| Malvinas/Falklands | Sea/Bay/Gulf | native | 83435 |
| Rio Grande | Sea/Bay/Gulf | native | 83435 |
| Temperate South America | sea/bay/gulf | native | 83435 |
| Warm Temperate Southwestern Atlantic | sea/bay/gulf | native | 83435 |