Black Duck Gully is a Lake located in Harbour Main-Bell Island, Newfoundland and Labrador and has an elevation of 113 meters.

• Latitude: 47° 25' 22'' North   (decimal: 47.4227777)
• Longitude: 53° 17' 5'' West   (decimal: -53.2847222)
• Topography Feature Category: Lake
• Geographical Feature: Gully
• Canadian Province/Territory: Newfoundland and Labrador
• Elevation: 113 meters
• Location: Harbour Main-Bell Island
• Atlas of Canada Locator Map: Black Duck Gully
• GPS Coordinate Locator Map: Black Duck Gully Lat/Long