| Ekosystem | Typ | Status | Ref. |
|---|---|---|---|
| Bioko | River (basin) | native | 81639 |
| Chiloango | River (basin) | native | 81639 |
| Congo | River (basin) | native | 51193 |
| Dibamba | River (basin) | native | 81639 |
| Ethiopian | Zoogeographic realm | endemic | 2801 |
| Kienke | River (basin) | native | 81639 |
| Komo | River (basin) | native | 81639 |
| Kouilou-Niari | River (basin) | native | 81639 |
| Loémé | River (basin) | native | 81639 |
| Mbini | River (basin) | native | 81639 |
| Mungo | River (basin) | native | 81639 |
| Niger | River (basin) | native | 81639 |
| Ntem | River (basin) | native | 81639 |
| Nyanga | River (basin) | native | 81639 |
| Nyong | River (basin) | native | 81639 |
| Ogowe | River (basin) | native | 81639 |
| Sanaga | River (basin) | native | 81639 |
| Sangha | River (basin) | native | 51193 |
| Wouri | River (basin) | native | 81639 |