Peregrine Falcon - 1949 status

Falco peregrinus peregrinus

Maximum number of eyries which could be occupied in one year probably 35.  Average number of occupied eyries pre-World War II probably 25-28.  During the war it was persecuted and is now less numerous (about 18 pairs in 1947)

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