3 books
Monitoring Bird Distribution and Behaviour on the Carmarthen Bay and Estuaries SAC at Low Tide
A Survey and Assessment of the Birds of the Cam Washes and Berry Fen SSSIs, Cambridgeshire, Focussing on Breeding and Wintering Waterbirds
The Effects on Waterbirds of Dredging at the Cardiff Bay Barrage Report for 2003/2004