- Category: Water Feature
- Type: Island
- Latitude/Longitude: 60°8'6"N 1°7'33"W
- Eastings/Northings: 448660, 1139290
- OS Grid: HU486392
- Mapcode Local: GBR R1KY.JRV
- Mapcode Global: XHFB4.RJJ1
Location and coordinates are for the approximate centre of Ducka within this administrative area.
Geographic features and populated places may cross administrative borders.