- Category: Water Feature
- Type: Island
- Latitude/Longitude: 58°13'39"N 5°18'16"W
- Eastings/Northings: 206045, 931309
- OS Grid: NC060313
- Mapcode Local: GBR F68Z.JY5
- Mapcode Global: WH16W.HG5F
Location and coordinates are for the approximate centre of Sgeir Dhubh within this administrative area.
Geographic features and populated places may cross administrative borders.