- Category: Water Feature
- Type: Island
- Latitude/Longitude: 50°4'50"N 5°31'58"W
- Eastings/Northings: 147340, 26060
- OS Grid: SW473260
- Mapcode Local: GBR DXQG.NC9
- Mapcode Global: VH135.17RD
Location and coordinates are for the approximate centre of Shag Rock within this administrative area.
Geographic features and populated places may cross administrative borders.