Lac des Mouches is a Lake located in Petit-Saguenay; Le Fjord-du-Saguenay, Quebec.

• Latitude: 48° 13' 2'' North   (decimal: 48.2172470)
• Longitude: 70° 8' 15'' West   (decimal: -70.1375626)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Petit-Saguenay; Le Fjord-du-Saguenay
• Atlas of Canada Locator Map: Lac des Mouches
• GPS Coordinate Locator Map: Lac des Mouches Lat/Long