- Category: Water Feature
- Type: Island
- Latitude/Longitude: 50°51'33"N 4°33'28"W
- Eastings/Northings: 220079, 109756
- OS Grid: SS200097
- Mapcode Local: GBR K1.V56H
- Mapcode Global: FRA 16BT.Q59
Location and coordinates are for the approximate centre of Long Rock within this administrative area.
Geographic features and populated places may cross administrative borders.