The numbers and status of waterbirds using Cardiff Bay from 1999/2000 to 2002/2003 /
Holloway, S. J.
Clark, N. A.
Burton, N. H. K.
British Trust for Ornithology.
Thetford : British Trust for Ornithology,
2003.
"July 2003 ; report of work carried out by the British Trust for Ornithology under contract to Cardiff Harbour Authority" -- t.p.
Includes bibliographic references.
Water birds