- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 53°3'41"N 4°30'3"W
- Eastings/Northings: 232500, 354500
- OS Grid: SH325545
- Mapcode Local: GBR 56.C532
- Mapcode Global: WH43P.T9VW
Location and coordinates are for the approximate centre of Caernarfon Bay within this administrative area.
Geographic features and populated places may cross administrative borders.