Rook - 1949 status
Tuesday, July 23, 2013 at 5:58PM
Pembrokeshire Avifauna committee in 1949 BoP, Rook

Corvus frugilegus frugilegus

Resident and numerous.  Rookeries in 1945 were 147, containing 9,664 nests (James Fisher - BTO national survey). Marked spring migration at Skokholm during March and April.

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

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