The effect of the Cardiff Bay barrage on waterbird populations : final report /
Burton, N. H. K.
Rehfisch, M. M.
Clark, N. A.
Cardiff (Wales).County Council.
British Trust for Ornithology.
Thetford : British Trust for Ornithology, 2003.
"November 2003."
"Report of work carried out by the British Trust for Ornithology under contract to the Council of the City and County of Cardiff."