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Auteur Chas A. Holt |
Documents disponibles écrits par cet auteur (12)
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Anthony D. Fox, Auteur ; Lars Dalby, Auteur ; Thomas Kjaer Christensen, Auteur ; Szabolcs Nagy, Auteur ; Thorsten J. S. Balsby, Auteur ; Olivia Crowe, Auteur ; Preben Clausen, Auteur ; Bernard Deceuninck, Auteur ; Koen Devos, Auteur ; Chas A. Holt, Auteur ; Menno Homman, Auteur ; Verena Keller, Auteur ; Tom Langendoen, Auteur ; Aleksi Lehikoinen, Auteur ; Svein-Hakon Lorentsen, Auteur ; Blas Molina, Auteur ; Leif Nilsson, Auteur ; Antra Stipniece, Auteur ; Jens-Christian Svenning, Auteur ; Johannes Wahl, AuteurWe analysed annual changes in abundance of Eurasian Wigeon (Anas penelope) derived from mid-winter International Waterbird Census data throughout its northwest European flyway since 1988 using log-linear Poisson regression modelling. Increases i[...]Article
Chas A. Holt, Auteur ; Katherine H. Fraser, Auteur ; Alan J. Bull, Auteur ; Paul M. Dolman, AuteurCapsule Nightingales Luscinia megarhynchos with song territories in scrub vegetation also used adjacent woodland. Aims To examine spatial use by Nightingales of vegetation mosaics and associated selection of vegetation height classes. Methods We[...]Article
Chas A. Holt, Auteur ; Katherine H. Fraser, Auteur ; Alan J. Bull, Auteur ; Paul M. Dolman, AuteurCapsule Nightingales Luscinia megarhynchos with song territories in scrub vegetation also used adjacent woodland. Aims To examine spatial use by Nightingales of vegetation mosaics and associated selection of vegetation height classes. Methods We[...]Article
Chas A. Holt, Auteur ; Philip W. Atkinson, Auteur ; Juliet A. Vickery, Auteur ; Robert J. Fuller, AuteurCapsule Dunnocks Prunella modularis showed a preference for nesting in hedgerows adjacent to sown rather than grass margins on four farms in southwest England.Article
Chas A. Holt, Auteur ; Robert J. Fuller, Auteur ; Paul M. Dolman, AuteurBirds in woodland can be affected by increasing deer populations through changes to vegetation structure and potential impacts on foraging resources; these effects need to be better understood. Effects of deer browsing are reported from a replic[...]Article
Chas A. Holt, Auteur ; Chris M. Hewson, Auteur ; Robert J. Fuller, AuteurThe Common Nightingale Luscinia megarhynchos is currently on the UK's Amber list of birds of conservation concern, but the recent population trend indicates that the species now warrants Red-list status. England lies at the edge of the Nightinga[...]Article
Chas A. Holt, Auteur ; Robert J. Fuller, Auteur ; Paul M. Dolman, AuteurUsing an exclosure experiment in managed woodland in eastern England, we examined species and guild responses to vegetation growth and its modification by deer herbivory, contrasting winter and the breeding season over 4years. Species and guild [...]Article
Chas A. Holt, Auteur ; Robert J. Fuller, Auteur ; Paul M. Dolman, AuteurThe ecological impacts of increasing populations of deer (Cervidae) in Europe and North America are becoming more widespread and pronounced. Within Britain, it has been suggested that declines in several woodland bird species, particularly those[...]Article
Andrew J. Musgrove, Auteur ; Graham E. Austin, Auteur ; Richard D. Hearn, Auteur ; Chas A. Holt, Auteur ; David A. Stroud, Auteur ; Simon R. Wotton, AuteurIn total, over 12.5 million waterbirds occur in Britain during the winter. Estimates of the numbers of non-breeding waterbirds visiting Britain are important for the birds' conservation, both for status assessments and for the identification and[...]Article
Colette Hall, Auteur ; Jacqueline R. Glanville, Auteur ; Helen Boland, Auteur ; Olafur Einarsson, Auteur ; Graham Mcelwaine, Auteur ; Chas A. Holt, Auteur ; Christopher J. Spray, Auteur ; Eileen C. Rees, AuteurDans Wildfowl (62 2012)Trends in total population size and mid-winter distribution have been determined for the Icelandic Whooper Swan population through coordinated international censuses, undertaken in January across its wintering range in Britain, Ireland and Icela[...]Article
Colette Hall, Auteur ; Jacqueline R. Glanville, Auteur ; Helen Boland, Auteur ; Olafur Einarsson, Auteur ; Graham Mcelwaine, Auteur ; Chas A. Holt, Auteur ; Christopher J. Spray, Auteur ; Eileen C. Rees, AuteurDans Wildfowl (62 2012)Trends in total population size and mid-winter distribution have been determined for the Icelandic Whooper Swan population through coordinated international censuses, undertaken in January across its wintering range in Britain, Ireland and Icela[...]Article
Russell B. Wynn, Auteur ; Dan Brown, Auteur ; Gavin Thomas, Auteur ; Chas A. Holt, Auteur ; Sveinn Are Hanssen, Auteur ; Borge Moe, Auteur ; Olivier Gilg, AuteurIn 2013 a record spring passage of Long-tailed Skuas Stercorarius longicaudus was observed in Scotland, including an unprecedented overland movement. Tracking data for the species has also hinted at overland migration in Scotland. Here, the trac[...]