| Ecossistema | Tipo | Status | Ref. |
|---|---|---|---|
| Edisto River | River (basin) | native | 104856 |
| Escambia River | River (basin) | native | 104856 |
| Mississippi River | River (basin) | native | 104856 |
| Nearctic | Zoogeographic realm | native | 104856 |
| Pearl River (USA) | River (basin) | native | 104856 |
| Pee Dee River | River (basin) | native | 104856 |
| Sabine River | River (basin) | native | 104856 |
| Santee River | River (basin) | native | 104856 |
| Savannah River | River (basin) | native | 104856 |
| Yellow River (USA) | River (basin) | native | 104856 |