| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Atlantic Ocean | Sea/Bay/Gulf | native | 3876 |
| Benguela Current | Sea/Bay/Gulf | native | 3876 |
| Buba | River (basin) | native | 28587 |
| Canary Current | Sea/Bay/Gulf | native | 3876 |
| Casamance | River (basin) | native | 28587 |
| Congo | River (basin) | native | 12818 |
| Ébrié Lagoon | Lagoon | native | 28587 |
| Ethiopian | Zoogeographic realm | native | 3876 |
| Fatala | River (basin) | native | 28587 |
| Gambia | River (basin) | native | 13331 |
| Guinea Current | Sea/Bay/Gulf | native | 6269 |
| Kouilou-Niari | River (basin) | native | 81640 |
| Kunene | River (basin) | native | 27121 |
| Marine Lower Congo | River (basin) | native | 12818 |
| Niger | River (basin) | native | 13331 |
| Nkomi | River (basin) | native | 80286 |
| Ogowe | River (basin) | native | 80286 |
| Saloum | River (basin) | native | 28587 |
| Sanaga | River (basin) | native | 51193 |
| Senegal | River (basin) | native | 28587 |
| Wouri | River (basin) | native | 81640 |