- Category: Water Feature
- Type: Island
- Latitude/Longitude: 50°10'12"N 5°38'12"W
- Eastings/Northings: 140400, 36335
- OS Grid: SW404363
- Mapcode Local: GBR DXG7.8V1
- Mapcode Global: VH052.7ZWH
Location and coordinates are for the approximate centre of Manankas within this administrative area.
Geographic features and populated places may cross administrative borders.