| Titre : | Wildfowl 61 - 2011 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
Tsewang Namgail, Auteur ;
John Y. Takekawa, Auteur ;
Balachandran Sivananinthaperumal, Auteur ;
Gopala Areendran, Auteur ;
Ponnusamy Sathiyaselvam, Auteur ;
Taej Mundkur, Auteur ;
Tracy McCracken, Auteur ;
Scott Newman, Auteur
Dans
Wildfowl (61 2011)
India is an important non-breeding ground for migratory waterfowl in the Central Asian Flyway. Millions of birds visit wetlands across the country, yet information on their distribution, abundance, and use of resources is rudimentary at best. Li[...]
Article
Merita M. O'Connell, Auteur ;
Usna Keating, Auteur ;
Deirdre McElligott, Auteur ;
Paddy O'Reilly, Auteur ;
Julianna O'Callaghan, Auteur ;
John O'Halloran, Auteur
Dans
Wildfowl (61 2011)
Pink feather colouration in normally white adult Mute Swans Cygnus olor is described here for the first time. Symmetrical salmon-pink colour was first evident on primary feather tips after moult (July August), spread to secondary and tertiary re[...]
Article
Jacob L. Berl, Auteur ;
Jeffrey M. Black, Auteur
Dans
Wildfowl (61 2011)
Observations were made of feeding American Wigeon Anas americana to assess their vigilance levels in relation to foraging location. American Wigeon increased vigilance levels: 1) while foraging on land compared to on water, 2) while grazing prog[...]
Article
Anouck Viain, Auteur ;
Frederic Corre, Auteur ;
Philippe Delaporte, Auteur ;
Emmanuel Joyeux, Auteur ;
Pierrick Bocher, Auteur
Dans
Wildfowl (61 2011)
Common Shelduck Tadorna tadorna were studied in western France, at two wintering sites of international importance for this species. The numbers, densities, feeding activity, feeding methods and diet of Shelduck feeding in the soft sediments of [...]
Article
Dmitrijs Boiko, Auteur ;
Hakon Kampe-Persson, Auteur
Dans
Wildfowl (61 2011)
Of 396 Whooper Swan Cygnus cygnus cygnets marked with neck collars in Latvia during the 2004-2008 breeding seasons, 70% were re-sighted at least once in winters 2004/05-2009/10. Overall, 91% of the 2,985 winter re-sightings were of swans seen in[...]
Article
Friederike Woog, Auteur ;
Jana Maierhofer, Auteur ;
Holger Haag, Auteur
Dans
Wildfowl (61 2011)
The monthly occurrence of endoparasites in feral Greylag Geese Anser anser near Stuttgart, southwest Germany was studied in 2007 and 2008. Seven genera of parasites were found in the faecal samples. Nematode ova were most prevalent, followed by [...]
Article
Cong Peihao, Auteur ;
Eileen C. Rees, Auteur ;
Sun Meng Meng, Auteur ;
Zhao Meijuan, Auteur ;
Cao Lei, Auteur ;
Mark Barter, Auteur ;
Anthony D. Fox, Auteur
Dans
Wildfowl (61 2011)
The dynamics and behaviour of the Northwest European population of Bewick's Swans cygnus columbianus bewickii has been studied over several decades, yet relatively little is known about the more numerous Eastern population of the species. Compar[...]
Article
Diana Solovieva, Auteur ;
Sergey Vartanyan, Auteur
Dans
Wildfowl (61 2011)
A total of 243 Lesser White-fronted Geese Anser erythropus were counted along the Rauchua River and its main tributaries, the Konevaam and Ngagleyngyvaam Rivers, in July August 2010. Average size of flocks that included broods was 27.5 individua[...]
Article
Wolfgang M. Schleidt, Auteur ;
Erhard Oeser, Auteur
Dans
Wildfowl (61 2011)
Article
Nyambayar Batbayar, Auteur ;
John Y. Takekawa, Auteur ;
Scott H. Newman, Auteur ;
Diann J. Prosser, Auteur ;
Tseveenmyadag Natsagdorj, Auteur ;
Xiangming Xiao, Auteur
Dans
Wildfowl (61 2011)
In 2006-2008, 25 Swan Geese Anser cygnoides were marked with solar-powered GPS satellite transmitters in northeast Mongolia to examine the timing and pathways of their migration. Most geese began their autumn migration in August, flying southeas[...]
Article
Potential factors influencing increasing numbers of Canada Geese Branta canadensis in west Greenland
Anthony D. Fox, Auteur ;
Carl Mitchell, Auteur ;
Mitch D. Weegman, Auteur ;
Larry R. Griffin, Auteur ;
Huw Thomas, Auteur ;
David A. Stroud, Auteur ;
Ian S. Francis, Auteur
Dans
Wildfowl (61 2011)
This paper reviews the increase in abundance of Canada Geese Branta canadensis, particularly those of the subspecies interior, in west Greenland over the last 20 years. Potential reasons for the increase, such as displacement from traditional br[...]
Article
Anne E. Mini, Auteur ;
Dominic C. Bachman, Auteur ;
Josh Cocke, Auteur ;
Kenneth M. Griggs, Auteur ;
Kyle A. Spragens, Auteur ;
Jeffrey M. Black, Auteur
Dans
Wildfowl (61 2011)
Aleutian Cackling Geese Branta butchinsii leucopareia were feared extinct until a remnant population was discovered on Buldir island by Robert "Sea Otter" Jones in 1962. Population declines, primarily due to predation by Arctic Foxes Alopex lago[...]
