The latest survey conducted by the Primate Research Centre NE India (PRCNE), Assam Forest Department has estimated a population of approximately 7,396 Golden Langur (Trachypithecus geei) in India.

• This endangered primate, Trachypithecusgeei, is found exclusively in the Manas Biosphere Reserve and fragmented forests in western Assam.
• The survey identified 7,720 individuals in 706 groups and 31 lone or floating males, leading to an estimated minimum population of 7,396 in 707 groups, including both bisexual and male bands, along with lone males.
• The population is divided into two major sub-populations: a northern extended population in the Manas Biosphere Reserve, estimated at 5,566 individuals in 534 groups, and a southern fragmented population estimated at 1,830 langurs in 173 groups.