| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Congo | River (basin) | native | 42032 |
| Ethiopian | Zoogeographic realm | endemic | 5331 |
| Mbini | River (basin) | questionable | 5331 |
| Ntem | River (basin) | native | 80290 |
| Nyong | River (basin) | native | 80290 |
| Sanaga | River (basin) | native | 80290 |
| Sangha | River (basin) | native | 42032 |