Wildfowl and Wader Counts 1990-91
J.S Kirby, J.R. Ferns, R.J. Waters and R.P. Pr?s-Jones
Section 1 (PDF, 2.42 MB)
Title Page, National Waterfowl Counts, Birds of Estuary Enquiries, Acknowledgements, Contents, Winter weather in 1990-91, Interpretation of waterfowl counts, Important notices, Wildfowl, Progress and developments, Research, conservation and management, Coverage in 1990-91, Data Presentation, Total numbers, Monthly fluctuations, Indicies, Principal sites, Species Accounts: Little Grebe to Coot.
Section 2 (PDF, 1.93 MB)
Waders, Developments in the Estuaries Unit, Data presentation, Coverage in 1990-91, United Kingdom population totals, Indices of wintering numbers, Species Accounts: Oystercatcher to Turnstone, Principal sites, References, Appendices.