Sangha River

Also spelled  Sanga,   tributary of the Congo River, formed by the Mambéré and Kadeï headstreams at Nola, southwestern Central African Republic. The Sangha River flows 140 miles (225 km) south to Ouesso in Congo (Brazzaville), forming part of Cameroon's border with the Central African Republic and Congo. The river then turns south-southeast and southwest, flowing 225 miles (362 km) to its mouth on the Congo