| Titre : | Bird Study 57(1) - 2010 |
| Type de document : | Bulletin |
| Paru le : | 01/01/2010 |
Dépouillements
Article
John C. Coulson, Auteur
Capsule The population dynamics of an Eider population has been studied from 1958 to 2006 to evaluate the causes of changes in abundance and breeding potential. Aims To evaluate the changes in clutch size, survival rate of adult ducks, the exten[...]
Article
Anthony D. Fox, Auteur ;
Keith A. Hobson, Auteur
Capsule: Feather stable isotope analysis suggests summering of so-called 'northern trumpeting' Bullfinches in Denmark.
Article
Robert J. Fuller, Auteur ;
Elizabeth M. Humphreys, Auteur ;
Jeremy D. Wilson, Auteur ;
David G. Hoccom, Auteur ;
John Calladine, Auteur
Capsule The machair of the Uists continues to support one of the most important assemblages of breeding waders in Europe, but there have been major variations in population change across the archipelago, the causes of which are poorly understood.
Article
Mark W. Wilson, Auteur ;
Tom Gittings, Auteur ;
Thomas C. Kelly, Auteur ;
John O'Halloran, Auteur
Capsule Open spaces and areas dominated by broadleaved trees make an important contribution to the bird diversity of conifer plantations.
Article
Barry J. McMahon, Auteur ;
Helen Sheridan, Auteur ;
Anne Kinsella, Auteur ;
Gordon Purvis, Auteur
Capsule The Field Boundary Evaluation and Grading System (FBEGS) is a useful predictor of bird populations found in field boundaries located in southeast Ireland. Aims To assess the potential of FBEGS to evaluate the ecological quality of field [...]
Article
Spatial and temporal distribution of Southern Grey Shrikes Lanius meridionalis in agricultural areas
Francisco Campos, Auteur ;
Raul Martin, Auteur
Capsule Southern Grey Shrikes were spatially segregated by sex during the non-breeding period. Aims To provide data that show sex-related spatial segregation in Southern Grey Shrikes in agricultural areas and suggest possible causes. Methods Shr[...]
Article
Beneharo Rodriguez, Auteur ;
Felipe Siverio, Auteur ;
Airam Rodriguez, Auteur ;
Manuel Siverio, Auteur ;
Jose J. Hernandez, Auteur ;
Jordi Figuerola, Auteur
Capsule Taller and sheltered cliffs located in rugged areas are selected for breeding and only some life history traits fit the predictions of the so-called 'insular' syndrome. Aims To analyse the density and nesting habitat preferences of Buzza[...]
Article
David J. T. Douglas, Auteur ;
Tim G. Benton, Auteur ;
Juliet A. Vickery, Auteur
Capsule No strong determinants of patch selection were found in set-aside; in cereal fields tractor tramlines were favoured. Aims To examine and compare the factors influencing patch selection by Yellowhammers foraging for nestling food in set-a[...]
Article
Fraenzi Korner-Nievergelt, Auteur ;
Michael Schaub, Auteur ;
Kasper Thorup, Auteur ;
Michael Vock, Auteur ;
Wojciech Kania, Auteur
Capsule The division coefficient is an estimate of the proportion of ringed birds migrating to different destination areas taking into account area-specific re-encounter probabilities. Aims To explore precision and bias of the division coefficie[...]
Article
Peter Jones, Auteur ;
Volker Salewski, Auteur ;
Juliet Vickery, Auteur ;
Isaac Mapaure, Auteur
Capsule Migrant Willow Warblers occupy more woodland types and occur at higher densities than ecologically-similar resident Afrotropical warblers. Aims To compare population densities of Willow Warblers and eremomelas in adjacent acacia, mopane [...]
Article
Jane Carpenter, Auteur ;
Jennifer Smart, Auteur ;
Arjun Amar, Auteur ;
Andrew Gosler, Auteur ;
Shelley Hinsley, Auteur ;
Elisabeth Charman, Auteur
Capsule Marsh Tits were strongly associated with both the amount and species diversity of woodland understorey; Blue Tits were associated with large trees and deadwood. Aims To gather quantitative information on the habitat requirements of Marsh[...]
Article
Mariano Paracuellos, Auteur ;
Juan C. Nevado, Auteur
Capsule Culling of Yellow-legged Gulls Larus michahellis can have some immediate local benefits to Audouin's Gulls in small and remote colonies. Aim To evaluate the effects of a Yellow-legged Gull culling programme conducted from 2000 to 2009 on[...]
Article
Bjorn Hjernquist, Auteur ;
Marten B. Hjernquist, Auteur
Capsule Population sizes of Common Guillemots Uria aalge, Razorbills Alca torda and Lesser Black-backed Gulls Larus fuscus were associated with prey abundance but not prey quality. Aims To examine how the abundance and quality of prey fish affec[...]
Article
Danny Alder, Auteur ;
Stuart Marsden, Auteur
Capsule Green Woodpeckers exhibited strong feeding-site preference, choosing areas based on abundance of ants with additional micro-habitat effects. Aims To identify the habitat characteristics influencing feeding-site selection across farmland.[...]
Article
John Calladine, Auteur ;
Graeme Garner, Auteur ;
Chris Wernham, Auteur ;
Nigel Buxton, Auteur
Capsule The proportion of time during which breeding Short-eared Owls could be seen during daylight hours was low and assessment of seasonal variation in their detection likelihoods suggests that surveys may only be able reliably to identify pai[...]
Article
Peter Jones, Auteur ;
Volker Salewski, Auteur ;
Juliet Vickery, Auteur ;
Isaac Mapaure, Auteur
Capsule Migrant Willow Warblers occupy more woodland types and occur at higher densities than ecologically-similar resident Afrotropical warblers. Aims To compare population densities of Willow Warblers and eremomelas in adjacent acacia, mopane [...]
Article
Jane Carpenter, Auteur ;
Jennifer Smart, Auteur ;
Arjun Amar, Auteur ;
Andrew Gosler, Auteur ;
Shelley Hinsley, Auteur ;
Elisabeth Charman, Auteur
Capsule Marsh Tits were strongly associated with both the amount and species diversity of woodland understorey; Blue Tits were associated with large trees and deadwood. Aims To gather quantitative information on the habitat requirements of Marsh[...]
Article
Anthony D. Fox, Auteur ;
Keith A. Hobson, Auteur
Capsule: Feather stable isotope analysis suggests summering of so-called \'northern trumpeting\' Bullfinches in Denmark.
Article
John Calladine, Auteur ;
Graeme Garner, Auteur ;
Chris Wernham, Auteur ;
Nigel Buxton, Auteur
Capsule The proportion of time during which breeding Short-eared Owls could be seen during daylight hours was low and assessment of seasonal variation in their detection likelihoods suggests that surveys may only be able reliably to identify pai[...]
