| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Aruwimi | River (basin) | native | 106290 |
| Congo | River (basin) | native | 1878 |
| Ethiopian | Zoogeographic realm | endemic | 3565 |
| Itimbiri | River (basin) | native | 106290 |
| Lualaba | River (basin) | questionable | 41590 |
| Ntem | River (basin) | native | 81636 |
| Ogowe | River (basin) | native | 81636 |
| Sangha | River (basin) | native | 1878 |