- Category: Water Feature
- Type: Island
- Latitude/Longitude: 57°2'2"N 5°43'42"W
- Eastings/Northings: 173870, 799819
- OS Grid: NM738998
- Mapcode Local: GBR DB74.2VZ
- Mapcode Global: WH0CB.ZGBL
Location and coordinates are for the approximate centre of Sgeirean Dearga within this administrative area.
Geographic features and populated places may cross administrative borders.