| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Aruwimi | River (basin) | questionable | 106290 |
| Congo | River (basin) | endemic | 42510 |
| Ethiopian | Zoogeographic realm | endemic | 3203 |
| Itimbiri | River (basin) | questionable | 41590 |
| Kasai | River (basin) | native | 46243 |
| Lindi-Tshopo | River (basin) | questionable | 1878 |
| Lower Congo | River (basin) | native | 42510 |
| Mai-Ndombe | Lake | native | 1879 |
| Marine Lower Congo | River (basin) | native | 1878 |
| Mweru | Lake | native | 2266 |
| Pool Malebo | Lake | native | 41585 |
| Ubangui | River (basin) | native | 45441 |
| Uélé | River (basin) | native | 41594 |