| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Atlantic Ocean | Sea/Bay/Gulf | native | 4225 |
| Benguela Current | Sea/Bay/Gulf | native | 4225 |
| Canary Current | Sea/Bay/Gulf | native | 3195 |
| Cape Verde | Sea/Bay/Gulf | native | 57392 |
| Casamance | River (basin) | native | 33587 |
| Ébrié | Lagoon | native | 28587 |
| Ethiopian | Zoogeographic realm | endemic | 3195 |
| Guinea Current | Sea/Bay/Gulf | native | 3195 |
| Kouilou-Niari | River (basin) | native | 81654 |
| Sanaga | River (basin) | native | 51193 |