- Category: Water Feature
- Type: Island
- Latitude/Longitude: 55°37'35"N 6°9'19"W
- Eastings/Northings: 138519, 644830
- OS Grid: NR385448
- Mapcode Local: GBR CF5V.5BY
- Mapcode Global: WGZJS.FV20
Location and coordinates are for the approximate centre of Sgeirean Dubha within this administrative area.
Geographic features and populated places may cross administrative borders.