- Category: Water Feature
- Type: Island
- Latitude/Longitude: 53°19'48"N 2°23'34"W
- Eastings/Northings: 373937, 381535
- OS Grid: SJ739815
- Mapcode Local: GBR CYQX.RZ
- Mapcode Global: WH991.6KTF
Location and coordinates are for the approximate centre of Birch Island within this administrative area.
Geographic features and populated places may cross administrative borders.