There is also a small population in Burundi and there may still be some chimpanzees in Central African Republic and South Sudan, bu The total population is thought to be about 21,000-55,000 individuals.
Report Highlights Decline of Grauer's Gorilla & Eastern Chimpanzee Population in the DRC April 4, 2016 | Wildlife Conservation Society (WCS) , Fauna & Flora International A revealing new report documents the decline of Grauer’s gorilla and eastern chimpanzee populations due to a combination of illegal hunting, civil unrest, and habitat loss from mining. The 2007 IUCN Red List classified them as Endangered. About IUCN IUCN, International Union for Conservation of Nature, helps the world find pragmatic solutions to our most pressing environment and development challenges.
Eastern Chimpanzee (Pan troglodytes schweinfurthii) Status Survey and Conservation Action Plan 2010–2020. Small, relict populations are found in Burundi and south-eastern Sudan.
The eastern chimpanzee ranges from the Ubangi River/Congo River in Central African Republic and DRC, to western Uganda, Rwanda and western Tanzania. By adding these population studies to a central database, researchers found that only about 35,000 western chimpanzees remain in the wild. The Eastern chimpanzee is found in the rainforests of the Democratic Republic of Congo (DRC), Rwanda, Tanzania, and Uganda. The Eastern chimpanzee or East African chimpanzee (Pan troglodytes schweinfurthii) is a subspecies of the common or robust chimpanzee.It occurs in East Africa.