- Category: Water Feature
- Type: Island
- Latitude/Longitude: 53°21'28"N 4°13'35"W
- Eastings/Northings: 251916, 386857
- OS Grid: SH519868
- Mapcode Local: GBR HMYT.LPG
- Mapcode Global: WH53F.1VMQ
Location and coordinates are for the approximate centre of Ynys Moelfre within this administrative area.
Geographic features and populated places may cross administrative borders.