| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Chari-Logone | River (basin) | native | 3047 |
| Congo | River (basin) | native | 1878 |
| Ethiopian | Zoogeographic realm | endemic | 7094 |
| Léfini-Likouala | River (basin) | native | 98593 |
| Mai-Ndombe | Lake | native | 1878 |
| Pool Malebo | Lake | native | 41590 |
| Sankuru | River (basin) | native | 13455 |
| Uélé | River (basin) | native | 42452 |