Crex crex
In Mathew's day a numerous summer visitor in most parts of the county. Norris states that the decrease was first noted about 1916, and in 1938-9 it was said to be still numerous about St Davids. Scarce passage migrant on the islands, and a pair bred Skokholm, 1930. A late record: one killed Pembroke by flying into telephone wires, 10 Dec 1929 (G.C.S.I). About twelve records of birds calling in spring 1947, and seven in spring 1948 in the whole of county.
R.M.Lockley, G.C.S.Ingram, H.M.Salmon, 1949, The Birds of Pembrokeshire, The West Wales Field Society