- Category: Water Feature
- Type: Island
- Latitude/Longitude: 50°31'27"N 3°50'11"W
- Eastings/Northings: 269915, 71007
- OS Grid: SX699710
- Mapcode Local: GBR QC.8B6K
- Mapcode Global: FRA 27VP.34J
Location and coordinates are for the approximate centre of Long Island within this administrative area.
Geographic features and populated places may cross administrative borders.