[2] Up to the late 20th century, it was known from only around 30 zoological specimens in natural history museum collections.

The type locality corresponds to the former French garrison founded by the Dybowski Mission close to the settlement of Fort de Possel.

[2] A genetic study focused on Carnivora highlighted the Pousargues's mongoose to be the sister-species of the genus Helogale.

[6] In 2013, a group of Pousargues's mongooses was observed near Lake Albert in Uganda's Semliki Wildlife Reserve.

[8] Field research for the collection of basic data on its ecology is indispensable for designing adequate conservation measures.