| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Benue | River (basin) | native | 86396 |
| Blue Nile | River (basin) | native | 28714 |
| Chad | River (basin) | native | 86396 |
| Cross | River (basin) | native | 81638 |
| Ethiopian | Zoogeographic realm | endemic | 7094 |
| Middle Nile | River (basin) | native | 28714 |
| Niger | River (basin) | native | 86396 |
| Nile | River (basin) | native | 28714 |
| Ogun | River (basin) | native | 86396 |
| Senegal | River (basin) | native | 86396 |
| Volta | River (basin) | native | 86396 |
| White Nile | River (basin) | native | 120561 |
| Wouri | River (basin) | native | 51193 |