- Category: Water Feature
- Type: Island
- Latitude/Longitude: 58°13'24"N 6°52'27"W
- Eastings/Northings: 113926, 936428
- OS Grid: NB139364
- Mapcode Local: GBR 96FZ.S30
- Mapcode Global: WGX1L.CKRQ
Location and coordinates are for the approximate centre of Gràdaire Mòr within this administrative area.
Geographic features and populated places may cross administrative borders.