- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 54°2'38"N 1°24'54"W
- Eastings/Northings: 438402, 461045
- OS Grid: SE384610
- Mapcode Local: GBR LPKP.F2
- Mapcode Global: WHD9F.7MD5
Location and coordinates are for the approximate centre of The Mar within this administrative area.
Geographic features and populated places may cross administrative borders.