| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Black Volta | River (basin) | native | 43912 |
| Corubal | River (basin) | native | 57127 |
| Cross | River (basin) | native | 57127 |
| Ethiopian | Zoogeographic realm | endemic | 3570 |
| Fatala | River (basin) | native | 57127 |
| Géba | River (basin) | native | 57127 |
| Great Scarcies | River (basin) | native | 57127 |
| Kogon | River (basin) | native | 57127 |
| Konkouré | River (basin) | native | 57127 |
| Little Scarcies | River (basin) | native | 57127 |
| Lofa | River (basin) | native | 57127 |
| Lokoundje | River (basin) | native | 81643 |
| Ogun | River (basin) | native | 57127 |
| Oti | River (basin) | native | 43912 |
| Ouémé | River (basin) | native | 57127 |
| Pampana | River (basin) | native | 57127 |
| Rokel | River (basin) | native | 57127 |
| Sanaga | River (basin) | native | 81643 |
| Sewa | River (basin) | native | 57127 |
| Volta | River (basin) | native | 57127 |
| Volta Delta | River (basin) | native | 43912 |
| Wouri | River (basin) | native | 81643 |