| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Benue | River (basin) | native | 57125 |
| Ethiopian | Zoogeographic realm | endemic | 3236 |
| Inner Niger Delta | River (basin) | native | 57125 |
| Niger | River (basin) | native | 57125 |
| Upper Niger | River (basin) | native | 57125 |
| Volta | River (basin) | native | 3012 |