| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Ethiopian | Zoogeographic realm | endemic | 3202 |
| Kienke | River (basin) | native | 81251 |
| Lokoundje | River (basin) | native | 81251 |
| Mbini | River (basin) | native | 120898 |
| Muni | River (basin) | native | 81251 |
| Ntem | River (basin) | native | 81251 |
| Ogowe | River (basin) | native | 81251 |
| Sanaga | River (basin) | native | 81251 |