- Category: Water Feature
- Type: Island
- Latitude/Longitude: 58°20'45"N 5°10'57"W
- Eastings/Northings: 213829, 944140
- OS Grid: NC138441
- Mapcode Local: GBR F6LN.SXM
- Mapcode Global: WH16C.CH84
Location and coordinates are for the approximate centre of Dubh Sgeirean within this administrative area.
Geographic features and populated places may cross administrative borders.