| Ecosysteem | Type | Status | Ref. |
|---|---|---|---|
| Congo | River (basin) | endemic | 28136 |
| Ethiopian | Zoogeographic realm | endemic | 3509 |
| Lower Congo | River (basin) | questionable | 42510 |
| Middle Congo | River (basin) | native | 94751 |
| Ruki | River (basin) | native | 93833 |
| Tumba | Lake | native | 94751 |
| Ubangui | River (basin) | native | 45441 |