Circus aeruginosus aeruginosus
Said to be formerly common resident but by 1894 only a rare accidental visitor. Mathew records it from Stone Hall, winter 1880, Jordanston Moor, Orielton decoy and Stackpole. One shot, Loveston 1885 (Bertram Lloyd). One Prescelly Mt, 14 Aug 1929, Dowrog Common 11 Sept 1941. J.F. records one immature, Dowrog, 25/26 May 1948.
R.M.Lockley, G.C.S.Ingram, H.M.Salmon, 1949, The Birds of Pembrokeshire, The West Wales Field Society