Recent reports

01 October 1970 Comments News and comment These are largely unchecked reports, not authenticated records This report summarises the records for September 1970 and, unless otherwise stated, all dates refer to that month. While an anticyclone persisted over the Azores until 17th, a series of depres...
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News and Comment

01 October 1970 Comments News and comment Annual Conference The Annual Conference of the British Trust for Ornithology was held at the Hayes Conference Centre, Swanwick, Derbyshire, from 4th to 6th December 1970, and the wide range of subjects discussed demonstrated the many-sided outlook of the...
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Reviews

01 February 1964 Comments Reviews A Study of Bird Song. By Edward A. Armstrong. Oxford University Press, London, 1963. x i v + 3 3 5 pages; 17 plates; 43 figures and 14 tables. 45 s. Far more work has been done on the vocal behaviour of birds than of all other animals combined. Much of it...
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Notes

01 February 1964 Comments Notes Unusual numbers of sea-birds at Teesmouth in August 1962.--In August 1962 huge concentrations of Sprats Clupea sprattus appeared in the bay and estuary of the River Tees, on the border of Co. Durham and Yorkshire. Many of the fish entering the mouth of th...
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