Whitethroat - 1949 status

Sylvia communis communis

After the willow warbler, the most numerous warbler on passage on the islands.  Common summer resident, breeding regularly on Caldey, Skomer, and occasionally on Skokholm.  Has bred on Ramsey.

R.M.Lockley, G.C.S.Ingram, H.M.Salmon, 1949, The Birds of Pembrokeshire, The West Wales Field Society