Lac Shirt Tail is a Lake located in Petit-Mécatina; Minganie, Quebec.

• Latitude: 51° 36' 23'' North   (decimal: 51.6064408)
• Longitude: 57° 18' 00'' West   (decimal: -57.2998967)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Petit-Mécatina; Minganie
• Atlas of Canada Locator Map: Lac Shirt Tail
• GPS Coordinate Locator Map: Lac Shirt Tail Lat/Long