| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Congo | River (basin) | questionable | 94750 |
| Cuanza | River (basin) | questionable | 120641 |
| Cuvo | River (basin) | native | 12965 |
| Ethiopian | Zoogeographic realm | endemic | 12965 |
| Lower Congo | River (basin) | questionable | 94750 |
| Okavango | River (basin) | native | 120641 |