- Category: Water Feature
- Type: Island
- Latitude/Longitude: 54°50'24"N 4°38'52"W
- Eastings/Northings: 230053, 552684
- OS Grid: NX300526
- Mapcode Local: GBR GHWX.KPG
- Mapcode Global: WH2SS.KLWY
Location and coordinates are for the approximate centre of Long Island within this administrative area.
Geographic features and populated places may cross administrative borders.