Basse-Banio
| Department of Basse-Banio | |
|---|---|
 department |
|
| Basic data | |
| Country | Gabon |
| province | Nyanga |
| Seat | Mayumba |
| Residents | 7192 (2013) |
| ISO 3166-2 | GA-5 |
Coordinates: 3 ° 26 ' S , 10 ° 39' E
Basse-Banio is a department in the province of Nyanga in Gabon and is located in the south-west of the country. The department had about 7200 inhabitants in 2013.