La Mousse is a River feature located in Rivière-Saint-Jean; La Côte-de-Gaspé, Quebec.

• Latitude: 49° 1' 40'' North   (decimal: 49.0278321)
• Longitude: 64° 45' 40'' West   (decimal: -64.7610041)
• Topography Feature Category: River feature
• Geographical Feature: Fosse à saumon
• Canadian Province/Territory: Quebec
• Location: Rivière-Saint-Jean; La Côte-de-Gaspé
• Atlas of Canada Locator Map: La Mousse
• GPS Coordinate Locator Map: La Mousse Lat/Long