| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Aruwimi | River (basin) | native | 106290 |
| Congo | River (basin) | endemic | 94471 |
| Ethiopian | Zoogeographic realm | endemic | 94471 |
| Itimbiri | River (basin) | native | 106290 |
| Lulonga | River (basin) | native | 94471 |
| Ruki | River (basin) | native | 94471 |
| Sangha | River (basin) | native | 94471 |
| Ubangui | River (basin) | questionable | 94471 |