| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Congo | River (basin) | native | 6060 |
| Ethiopian | Zoogeographic realm | endemic | 6060 |
| Kienke | River (basin) | native | 81678 |
| Kouilou-Niari | River (basin) | native | 81678 |
| Lobé | River (basin) | native | 81678 |
| Lower Congo | River (basin) | native | 84205 |
| Ntem | River (basin) | native | 81678 |
| Nyanga | River (basin) | native | 81678 |
| Ogowe | River (basin) | native | 81678 |
| Pool Malebo | Lake | native | 41585 |
| Sangha | River (basin) | native | 81678 |