Gallinula chloropus chloropus

Common resident.  One at the South Bishop lighthouse at 1am, 9 Oct 1884, but there is little evidence of true migration.  Breeds Skokholm, Skomer, Ramsey and Caldey.

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

More about the Moorhen in Pembrokeshire