- Category: Water Feature
- Type: Island
- Latitude/Longitude: 58°15'40"N 6°53'38"W
- Eastings/Northings: 113080, 940729
- OS Grid: NB130407
- Mapcode Local: GBR 96CW.P35
- Mapcode Global: WGX1D.2MF5
Location and coordinates are for the approximate centre of Dubh Sgeir within this administrative area.
Geographic features and populated places may cross administrative borders.