Mayo Kébi

N'oge gara aga, Mayo Kébbi rụrụ ọrụ dị ka ụzọ isi pụta na paleolake Mega-Chad.  Ọnụnọ nke manatees Afrika na mmiri nke Ọdọ Mmiri Chad bụ ihe akaebe nke a, ebe ọ bụ na manatee dị naanị n'osimiri ndị jikọtara na Oké Osimiri Atlantic (ya bụ, ọ gaghị ekwe omume na ọ malitere iche na Chad Basin). https://www.tripadvisor.com/Tourism-g3657436-Mayo_Kebbi_Ouest_Region-Vacations.html Nnukwu mmiri nke osimiri Mayo Kébbi bụkwa ihe akaebe nke mbufe mbufe site na Mega-Chad; mmiri dị n'elu taa pere mpe iji gwuo nnukwu ọwa.https://www.researchgate.net/figure/Map-showing-the-location-of-Mayo-Kebbi-Ouest-region-provided-by-Google-Map_fig1_326300461

 Mmetọ 
Dabere na nyocha e mere n'afo 2017, osimiri Mayo Kébbi n' emetọ site na ọla dị arọ dịka: Cu, Cd, Pb, Fe, Mn, As, Zn, Ni na Cr na ụfọdụ sediments na osimiri nke ụfọdụ na-egbu egbu na ndụ anụmanụ mmiri.

 Edensibia