Mustard Gull Island is a Island located in Newfoundland and Labrador and has an elevation of 4 meters.

• Latitude: 48° 31' 25'' North   (decimal: 48.5236111)
• Longitude: 53° 38' 36'' West   (decimal: -53.6433333)
• Topography Feature Category: Island
• Geographical Feature: Island
• Canadian Province/Territory: Newfoundland and Labrador
• Elevation: 4 meters
• Atlas of Canada Locator Map: Mustard Gull Island
• GPS Coordinate Locator Map: Mustard Gull Island Lat/Long