- Category: Water Feature
- Type: Island
- Latitude/Longitude: 57°45'27"N 7°14'53"W
- Eastings/Northings: 87962, 886318
- OS Grid: NF879863
- Mapcode Local: GBR 88H6.W8N
- Mapcode Global: WGW2L.M8MS
Location and coordinates are for the approximate centre of Cuidhnis within this administrative area.
Geographic features and populated places may cross administrative borders.