| Ecossistema | Tipo | Estado | Ref. |
|---|---|---|---|
| Mississippi River | River (basin) | native | 10294 |
| Missouri River | River (basin) | introduced | 86798 |
| Nearctic | Zoogeographic realm | endemic | 5723 |
| Red River of the South | River (basin) | native | 86798 |
| Rio Grande | River (basin) | native | 5723 |
| Tennessee River | River (basin) | native | 10294 |