- Category: Water Feature
- Type: Island
- Latitude/Longitude: 49°58'34"N 6°20'3"W
- Eastings/Northings: 89358, 17465
- OS Grid: SV893174
- Mapcode Local: GBR BXRR.1D1
- Mapcode Global: VGYBR.5V4K
Location and coordinates are for the approximate centre of Men-a-vaur within this administrative area.
Geographic features and populated places may cross administrative borders.