- Category: Water Feature
- Type: Island
- Latitude/Longitude: 57°1'4"N 6°1'22"W
- Eastings/Northings: 155902, 799055
- OS Grid: NM559990
- Mapcode Local: GBR CBH5.KYT
- Mapcode Global: WGZB2.GV4W
Location and coordinates are for the approximate centre of Sgeir Dhubh within this administrative area.
Geographic features and populated places may cross administrative borders.