News and Comment

01 January 2006
Comments News and comment As 2005 drew to a close, the virulent H5N1 strain of avian influenza was reported in poultry in the Crimea peninsula of Ukraine. This was the fourth country in Europe to report bird flu, following outbreaks in October in Romania (dead Mute Swans Cygnus...
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Letters

01 January 2006
Comments Letters I refer to Steve Percival's article on this subject (Percival 2005). By the end of 2004, 16,534 wind turbines were installed in Germany, which provides enormous scope for research on the potential impacts to bird populations. Most of this research has ...
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Recent reports and News

01 August 1959
Comments News and comment The items here are largely unchecked reports, and must not be regarded as authenticated records. They are selected, on the present writers' judgment alone, from sources generally found to be reliable. Observers' names are usually omitted for reasons of sp...
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Notes

01 August 1959
Comments Notes Display flight of Bitterns.--On 18th May 1959, at midday, I saw three Bitterns (Botaurus stellaris) rise from a re,ed-bed near Walberswick, Suffolk, and mount in a fresh N . E . breeze to a height which I estimated to be 600 or 700 feet. Not much wingflap...
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Watching migration by radar

01 August 1959
Comments Main paper So FAR AS I know, the first time that radar echoes were definitely identified as coming from birds was in the spring of 1940, when an experimental equipment on a wavelength of 50 cm. at Christchurch, Hampshire, detected gulls (Larus spp.) (Shire, 1958). U...
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