| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Araucanian | Sea/Bay/Gulf | native | 2679 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 89981 |
| Channels and Fjords of Southern Chile | Sea/Bay/Gulf | native | 2679 |
| Chiloense | Sea/Bay/Gulf | native | 114618 |
| Magellanic | sea/bay/gulf | native | 3212 |
| Malvinas/Falklands | Sea/Bay/Gulf | native | 3213 |
| Pacific Ocean | Sea/Bay/Gulf | native | 90098 |
| Patagonian Shelf | Sea/Bay/Gulf | native | 78676 |
| Strait of Magellan | Sea/Bay/Gulf | native | 3212 |
| Temperate South America | sea/bay/gulf | native | 3212 |
| Tropical Southwestern Atlantic | sea/bay/gulf | native | 2686 |
| Uruguay-Buenos Aires Shelf | Sea/Bay/Gulf | native | 78676 |
| Warm Temperate Southwestern Atlantic | sea/bay/gulf | native | 65876 |