- Category: Water Feature
- Type: Island
- Latitude/Longitude: 57°6'8"N 6°0'48"W
- Eastings/Northings: 157037, 808413
- OS Grid: NG570084
- Mapcode Local: GBR C9JY.JCQ
- Mapcode Global: WGZ9P.LRP5
Location and coordinates are for the approximate centre of Sgeir Biodaig within this administrative area.
Geographic features and populated places may cross administrative borders.