- Category: Water Feature
- Type: Island
- Latitude/Longitude: 58°15'23"N 5°17'5"W
- Eastings/Northings: 207365, 934460
- OS Grid: NC073344
- Mapcode Local: GBR F6BX.20V
- Mapcode Global: WH16P.SQKV
Location and coordinates are for the approximate centre of Dubh Sgeirean within this administrative area.
Geographic features and populated places may cross administrative borders.