- Category: Water Feature
- Type: Island
- Latitude/Longitude: 54°38'29"N 4°54'22"W
- Eastings/Northings: 212561, 531263
- OS Grid: NX125312
- Mapcode Local: GBR GJ8F.MFY
- Mapcode Global: WH2TM.LLXJ
Location and coordinates are for the approximate centre of Isle of the Biawn within this administrative area.
Geographic features and populated places may cross administrative borders.