[1] A study published in 2002 found signs that forest plants were replacing savanna vegetation in the Mbari valley, in part due to sufficient annual rainfall, reduced frequency of bush fires and migration of rural people away from the region due to the economic crisis in Central Africa.

[2] African wild dogs have been documented in the south of the CAR in the Chinko/Mbari drainage basin in 2013.

[4] In the last quarter of the 18th century one of their leaders, Ndounga, founded what became the Bangassou kingdom over the Nzakara people on the Mbari river.

[6][a] The Belgian Alphonse van Gèle founded the Yakoma post on the Ubangi River on 31 May 1890.

Bangassou visited him there on 14 June 1890 and signed a treaty placing his Nzakara kingdom under the protection of the Congo Free State in order to obtain trade goods, weapons and military support from the Europeans.