| Rivière des Perdrix | |
| Pushpin Map: | Quebec |
| Subdivision Type1: | Country |
| Subdivision Name1: | Canada |
| Subdivision Type2: | Province |
| Subdivision Name2: | Quebec |
| Subdivision Type3: | Region |
| Subdivision Name3: | Chaudière-Appalaches |
| Subdivision Type4: | MRC |
| Subdivision Name4: | Montmagny Regional County Municipality |
| Source1: | Mountain and forest streams |
| Source1 Location: | Notre-Dame-du-Rosaire |
| Mouth: | Bras Saint-Nicolas |
| Mouth Location: | Montmagny |
| Progression: | Bras Saint-Nicolas, Rivière du Sud (Montmagny), St. Lawrence River |
| Tributaries Left: | (upstream) ruisseau des Prairies |
| Tributaries Right: | (upstream) cours d'eau Gagné, Rivière Inconnue (rivière des Perdrix) |
The rivière des Perdrix flows in the municipalities of Notre-Dame-du-Rosaire, Cap-Saint-Ignace and Montmagny, in the Montmagny Regional County Municipality, in the administrative region of Chaudière-Appalaches, in Quebec, in Canada.
The Rivière des Perdrix is a tributary of the south bank of the Bras Saint-Nicolas, which flows on the southeast bank of the rivière du Sud (Montmagny); the latter flows north-east to the south shore of the St. Lawrence River.
The main neighboring watersheds of the Perdrix river are:
The Perdrix River has its source on the northern slope of the "Maple Mountain", on the northern slope of the Notre Dame Mountains, in the municipality of Notre-Dame-du-Rosaire. Several branches of mountain and forest streams feed the head of the Perdrix River.
From its source, the Perdrix River flows over, divided into the following segments:
Rivière des Perdrix flows on the south shore of Bras Saint-Nicolas. This confluence is located from the south shore of St. Lawrence River, at downstream of the limit between Cap-Saint-Ignace and Montmagny, as well as upstream of the railway bridge that crosses the town of Montmagny.[1]
The toponym Rivière des Perdrix was formalized on December 5, 1968, at the Commission de toponymie du Québec.[2]