The surface of the river is usually frozen from the end of November to the end of April, however safe ice circulation is generally from early December to mid-April.

The hydrographic slopes adjacent to the Perdrix River are: The Perdrix River originates at the mouth of Lake Perdrix (length: 1.3 kilometres (0.81 mi), altitude: 313 metres (1,027 ft)) in the North the unorganized territory of Rivière-Ojima, Quebec.

This source is located at: From its source, the Perdrix River flows over 88.5 kilometres (55.0 mi) entirely in forest zone according to these segments: Upper part of Perdrix River (segment of 49.5 kilometres (30.8 mi)) Lower part of Perdrix River (segment of 39.0 kilometres (24.2 mi)) The mouth of the Perdrix River that flows to the southwest shore of the Wawagosic River is located in the forest zone at: This hydronym is indicated in the "Dictionary of Rivers and Lakes of the Province of Quebec", 1925.

The term "Perdrix" (in French) or "partridge" (in English) is generally attributed to birds of the order Galliformes and the family Phasianidae.

This species has two sub-families: The toponym Perdrix River was formalized on December 5, 1968, at the Commission de toponymie du Québec, i.e. at the creation of this commission.