Sanaga River
The Sanaga River (formerly ) is the largest river in Cameroon  located in East Region, Centre Region and Littoral Region. Its length is about  from the confluence of Djérem and Lom River. The total length of Sanaga-Djérem River system is about . Djerem is the longest source of Sanaga River with a total length of 464.5 km. Course 
The Sanaga River has its source at the Adamawa Plateau. It is formed by the confluence of the Djérem and Lom Rivers in the north of the East Region. Djérem River has a total length of  and Lom River a total length of . Apart from these originating rivers, the largest tributary of Sanaga is Mbam River with a total length of . Climate 
The Sanaga River forms a boundary between two tropical moist forest ecoregions. The Cross-Sanaga-Bioko coastal forests lie to the north between the Sanaga River and the Cross River of Nigeria, and the Atlantic Equatorial coastal forests extend south of the river through southwestern Cameroon and Equatorial Guinea, Gabon, the Republic of the Congo, Cabinda and the Democratic Republic of the Congo. Hydrology 
The flow of the river was measured at Edéa in m³/s

Dams and reservoirs 
Beginning at the headwaters, there are 2 dams on the Sanaga River:

Transport

The Camrail railway bridges the Sanaga River at Edea. References

Further reading

Rivers of Cameroon