| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Aruwimi | River (basin) | native | 106290 |
| Congo | River (basin) | endemic | 42476 |
| Ethiopian | Zoogeographic realm | endemic | 3203 |
| Itimbiri | River (basin) | native | 106290 |
| Kwango | River (basin) | native | 41590 |
| Kwilu | River (basin) | native | 41590 |
| Lower Congo | River (basin) | native | 42510 |
| Lualaba | River (basin) | questionable | 51906 |
| Middle Congo | River (basin) | native | 42476 |
| Pool Malebo | Lake | native | 41585 |
| Sangha | River (basin) | native | 1879 |
| Ubangui | River (basin) | native | 42005 |