- Category: Water Feature
- Type: Island
- Latitude/Longitude: 57°26'3"N 1°48'55"W
- Eastings/Northings: 411178, 838246
- OS Grid: NK111382
- Mapcode Local: GBR P9W2.6YH
- Mapcode Global: WHBQN.2DRK
Location and coordinates are for the approximate centre of Mussel Craig within this administrative area.
Geographic features and populated places may cross administrative borders.