| परितंत्र | प्रकार | दर्जा | संदर्भ |
|---|---|---|---|
| Atlantic Ocean | Sea/Bay/Gulf | native | 106497 |
| Magellanic | sea/bay/gulf | native | 106026 |
| Malvinas/Falklands | Sea/Bay/Gulf | native | 106026 |
| Patagonian Shelf | Sea/Bay/Gulf | native | 106442 |
| Rio Grande | Sea/Bay/Gulf | native | 101384 |
| South Brazil Shelf | Sea/Bay/Gulf | native | 118519 |
| Temperate South America | sea/bay/gulf | native | 101384 |
| Warm Temperate Southwestern Atlantic | sea/bay/gulf | native | 106497 |