| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Aruwimi | River (basin) | native | 106290 |
| Congo | River (basin) | endemic | 93897 |
| Ethiopian | Zoogeographic realm | endemic | 3203 |
| Itimbiri | River (basin) | native | 106290 |
| Léfini-Likouala | River (basin) | native | 42035 |
| Lindi-Tshopo | River (basin) | native | 106290 |
| Mai-Ndombe | Lake | native | 1877 |
| Middle Congo | River (basin) | native | 41594 |
| Ruki | River (basin) | native | 93897 |
| Tumba | Lake | native | 41580 |
| Ubangui | River (basin) | native | 45441 |