- Category: Water Feature
- Type: Island
- Latitude/Longitude: 57°35'38"N 6°38'3"W
- Eastings/Northings: 123202, 865462
- OS Grid: NG232654
- Mapcode Local: GBR B80N.81S
- Mapcode Global: WGX4T.2D36
Location and coordinates are for the approximate centre of An Càmastac within this administrative area.
Geographic features and populated places may cross administrative borders.