- Category: Water Feature
- Type: Island
- Latitude/Longitude: 56°50'6"N 6°14'44"W
- Eastings/Northings: 141129, 779561
- OS Grid: NM411795
- Mapcode Local: GBR BBYN.CYG
- Mapcode Global: WGY9T.1G3D
Location and coordinates are for the approximate centre of Muck within this administrative area.
Geographic features and populated places may cross administrative borders.