Récif à Alphonse is a Shoal located in Gros-Mécatina; Basse-Côte-Nord, Quebec and has an elevation of 0 meters.

• Latitude: 50° 51' 43'' North   (decimal: 50.8620015)
• Longitude: 58° 57' 22'' West   (decimal: -58.9560683)
• Topography Feature Category: Shoal
• Geographical Feature: Récif
• Canadian Province/Territory: Quebec
• Elevation: 0 meters
• Location: Gros-Mécatina; Basse-Côte-Nord
• Atlas of Canada Locator Map: Récif à Alphonse
• GPS Coordinate Locator Map: Récif à Alphonse Lat/Long