| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Banio | River (basin) | native | 81251 |
| Congo | River (basin) | native | 82238 |
| Ethiopian | Zoogeographic realm | endemic | 3202 |
| Lomami | River (basin) | native | 106245 |
| Mbini | River (basin) | native | 81251 |
| Middle Congo | River (basin) | native | 82238 |
| Muni | River (basin) | native | 81251 |
| Ntem | River (basin) | native | 81251 |
| Nyong | River (basin) | native | 81251 |
| Ogowe | River (basin) | native | 81251 |
| Ruki | River (basin) | native | 82238 |
| Sangha | River (basin) | native | 82238 |