- Category: Water Feature
- Type: Island
- Latitude/Longitude: 57°46'40"N 6°52'24"W
- Eastings/Northings: 110394, 886892
- OS Grid: NG103868
- Mapcode Local: GBR 98F5.6GS
- Mapcode Global: WGX3Q.DR5T
Location and coordinates are for the approximate centre of Sgeir Caitriona within this administrative area.
Geographic features and populated places may cross administrative borders.