- Category: Water Feature
- Type: Island
- Latitude/Longitude: 57°21'54"N 1°54'25"W
- Eastings/Northings: 405682, 830514
- OS Grid: NK056305
- Mapcode Local: GBR P9N8.0WM
- Mapcode Global: WH9PV.P40N
Location and coordinates are for the approximate centre of Janets Skellyis within this administrative area.
Geographic features and populated places may cross administrative borders.