Inner Niger Delta
| Delta Intérieur du Niger | |
|---|---|
Inland Niger Delta | |
| Location | Sahel area of central Mali |
| Coordinates | 15°12′N 4°6′W / 15.200°N 4.100°W |
| Area | 4,119,500 ha (15,905 sq mi) |
| Official name | Delta Intérieur du Niger |
| Designated | 1 February 2004 |
| Reference no. | 1365 |
The Inner Niger Delta, also known as the Macina or Masina, is the inland river delta of the Niger River. It is an area of fluvial wetlands, lakes and floodplains in the semi-arid Sahel area of central Mali, just south of the Sahara Desert.