Ynys Feirig, Isle of Anglesey

• Built-Up Area: Rhosneigr
• Parish/Community: Llanfaelog
• Unitary Authority: Isle of Anglesey
• Region: Wales

• Category: Water Feature
• Type: Island

• Latitude/Longitude: 53°14'10"N 4°32'28"W
• Eastings/Northings: 230501, 374028
• OS Grid: SH305740
• Mapcode Local: GBR 55.01BK
• Mapcode Global: WH42Q.6XSF

Location and coordinates are for the approximate centre of Ynys Feirig within this administrative area. Geographic features and populated places may cross administrative borders.