| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Congo | River (basin) | native | 41585 |
| Ethiopian | Zoogeographic realm | endemic | 3203 |
| Itimbiri | River (basin) | native | 106290 |
| Kouilou-Niari | River (basin) | native | 81635 |
| Léfini-Likouala | River (basin) | native | 42035 |
| Lualaba | River (basin) | native | 106245 |
| Marine Lower Congo | River (basin) | native | 1880 |
| Middle Congo | River (basin) | native | 4910 |
| Mongala | River (basin) | native | 44985 |
| Ntem | River (basin) | native | 81635 |
| Nyanga | River (basin) | native | 81635 |
| Ogowe | River (basin) | native | 81635 |
| Pool Malebo | Lake | native | 41585 |
| Ruki | River (basin) | native | 44985 |
| Sangha | River (basin) | native | 53208 |
| Tumba | Lake | native | 41580 |
| Ubangui | River (basin) | native | 45441 |
| Wagenia Falls | River (basin) | native | 106245 |