Fosse Antonio is a River feature located in Rivière-Bonjour; Matane, Quebec.

• Latitude: 48° 37' 54'' North   (decimal: 48.6316667)
• Longitude: 67° 10' 27'' West   (decimal: -67.1741666)
• Topography Feature Category: River feature
• Geographical Feature: Fosse à saumon
• Canadian Province/Territory: Quebec
• Location: Rivière-Bonjour; Matane
• Atlas of Canada Locator Map: Fosse Antonio
• GPS Coordinate Locator Map: Fosse Antonio Lat/Long