- Category: Water Feature
- Type: Island
- Latitude/Longitude: 51°40'49"N 2°34'50"W
- Eastings/Northings: 359947, 198124
- OS Grid: ST599981
- Mapcode Local: GBR JR.57K8
- Mapcode Global: VH87P.7114
Location and coordinates are for the approximate centre of Guscar Rocks within this administrative area.
Geographic features and populated places may cross administrative borders.