- Category: Water Feature
- Type: Bay
- Latitude/Longitude: 54°33'38"N 3°8'56"W
- Eastings/Northings: 325804, 518978
- OS Grid: NY258189
- Mapcode Local: GBR 6HGP.2X
- Mapcode Global: WH70D.LMQM
Location and coordinates are for the approximate centre of Great Bay within this administrative area.
Geographic features and populated places may cross administrative borders.