- Category: Water Feature
- Type: Island
- Latitude/Longitude: 55°37'26"N 6°8'44"W
- Eastings/Northings: 139105, 644526
- OS Grid: NR391445
- Mapcode Local: GBR CF6V.HPY
- Mapcode Global: WGZJS.KWMW
Location and coordinates are for the approximate centre of Sgeirean Dearga within this administrative area.
Geographic features and populated places may cross administrative borders.