- Category: Water Feature
- Type: Island
- Latitude/Longitude: 57°18'35"N 5°53'24"W
- Eastings/Northings: 165820, 831069
- OS Grid: NG658310
- Mapcode Local: GBR C9VD.DV3
- Mapcode Global: WGZ8S.HJDH
Location and coordinates are for the approximate centre of Longay within this administrative area.
Geographic features and populated places may cross administrative borders.