45 books • 2 series
The Abundance and Distribution of Waterfowl within Milford Haven After the Sea Empress Oil Spill
Through-the-tiday-cycle and Night-time Waterbird Counts as Part of the London Gateway Assessment
Impact of the Sea Empress Oil Spill on the Abundance and Distribution of Waterbirds within Milford Haven: (BTO Research Reports, v. 227)
The Effect of Organic Farming Regimes on Breeding and Winter Bird Population (BTO Research Reports, v. 154)
Evaluation of Bird Monitoring Requirements for the United Kingdom's Non-Estuarine Coastline (BTO Research Reports, v. 158)