Komadugu Gana River
Osimiri Komadugu Gana ma ọ bụ osimiri Misau bụ osimiri dị na Chad Basin [1] na ugwu ọmụmụ Nigeria nke mmiri Yobe na Damasak, na mpaghara iche Mobbar nke Borno State . [2] Ọ gbagoro ugwu Bauchi.
Dị ka ndị 2011 sitere n'aka International Union for Conservation of Nature si kwuo, mmiri nke osimiri ahụ agakwaghị erute Yobe
Achọpụtara ụgbọ epeepe Dufuna dị afọ 8,500 n'oge a na-egwu ala n'àgwà osimiri na 1987 na mpaghara dị Fune