- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 55°38'44"N 2°13'59"W
- Eastings/Northings: 385426, 639148
- OS Grid: NT854391
- Mapcode Local: GBR D3V5.B0
- Mapcode Global: WH9Z0.NCT8
Location and coordinates are for the approximate centre of Duddo Mouth within this administrative area.
Geographic features and populated places may cross administrative borders.