| Titre : | Wildfowl 60 - 2010 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
Michelle H. Reynolds, Auteur ;
Jeff S. Hatfield, Auteur ;
Lisa H. Crampton, Auteur ;
Mark S. Vekasy, Auteur ;
Erik Tweed, Auteur
Dans
Wildfowl (60 2010)
The Laysan Teal Anas laysanensis is a non-migratory duck that survives as a single relict population on a small remote Pacific atoll, Laysan island (4 km(2)). The species suffered range contraction and isolation after mammalian predator introduc[...]
Article
Bruce D. Dugger, Auteur ;
Richard Finger, Auteur ;
Stefani L. Melvin, Auteur
Dans
Wildfowl (60 2010)
Little is known about the breeding biology of Mottled Ducks Anas fulvigula that occupy the interior portions of Florida, USA. During 1997-1999, radio-transmitters were attached to 82 female Mottled Ducks to locate and characterise nest sites, an[...]
Article
Mark Trinder, Auteur ;
Carl Mitchell, Auteur ;
Bob Swann, Auteur ;
Christine Urquhart, Auteur
Dans
Wildfowl (60 2010)
During 2003-2007, the Icelandic Greylag Goose Anser anser population increased from c. 73,000 to c. 100,000 individuals (reversing a decline in numbers recorded during the 1990s), the wintering distribution shifted northwards (c. 60% to Orkney) [...]
Article
Mei Juan Zhao, Auteur ;
Lei Cao, Auteur ;
Anthony D. Fox, Auteur
Dans
Wildfowl (60 2010)
More than half of the estimated global flyway population of Tundra Bean Geese Anser fabalis serrirostris was counted at the Shengjin Lake National Nature Reserve, Anhui Province, China, in winter 2008/2009, peaking at 41,500 birds in mid-Decembe[...]
Article
Dmitrijs Boiko, Auteur ;
Hakon Kampe-Persson, Auteur
Dans
Wildfowl (60 2010)
This study describes the population status, development, distribution and habitat choice of breeding Whooper Swans Cygnus cygnus breeding in Latvia. The breeding population increased from one breeding pair in 1973 to c. 260 pairs in 2009. The fi[...]
Article
Mark D. Wright, Auteur ;
Paul Goodman, Auteur ;
Tom C. Cameron, Auteur
Dans
Wildfowl (60 2010)
Despite recent research interest in the consequences of chronic noise for animal populations, the effects of impulsive noise are less well understood. Determining wildlife responses to impulsive sound is pertinent in coastal areas where developm[...]
Article
Jeffrey M. Black, Auteur ;
Derek E. Lee, Auteur ;
David H. Ward, Auteur
Dans
Wildfowl (60 2010)
Foraging home ranges of Black Brant Branta bernicla nigricans (n = 8) were quantified to determine proportional use of available intertidal habitat during spring migration stopover at Humboldt Bay, California, USA. The average foraging range are[...]
Article
Song Tao Dou, Auteur ;
Lei Cao, Auteur ;
Yuan Qi Cheng, Auteur ;
Anthony D. Fox, Auteur
Dans
Wildfowl (60 2010)
Counts made at Shengjin Lake, China, in 2008/09 found internationally important numbers of Falcated Duck Anas falcata and nationally important numbers of Baikal Teal Anas formosa wintering at the site. Activity budgets showed that neither specie[...]
Article
Jeffrey M. Black, Auteur ;
Carol Gress, Auteur ;
Jacob W. Byers, Auteur ;
Emily Jennings, Auteur ;
Craig Ely, Auteur
Dans
Wildfowl (60 2010)
Tundra Swan Cygnus columbianus columbinanus phenology and behaviour at the Eel River delta and southern Humboldt Bay in northern California, USA, is described. Counts made each January from 1963 onwards peaked at 1,502 swans in 1988. Monthly cou[...]
Article
Khristi A. Wilkins, Auteur ;
Richard A. Malecki, Auteur ;
Patrick J. Sullivan, Auteur ;
Joseph C. Fuller, Auteur ;
John P. Dunn, Auteur ;
Larry J. Hindman, Auteur ;
Gary R. Costanzo, Auteur ;
Dennis Luszcz, Auteur
Dans
Wildfowl (60 2010)
The Eastern Population (EP) of Tundra Swans Cygnus columbianus columbianus breeds from the Alaskan North Slope to eastern Hudson Bay in Canada and winters in the eastern United States. Breeding and migration habitats have been difficult to ident[...]
Article
Ingunn M. Tombre, Auteur ;
Hans Tommervik, Auteur ;
Nils Gullestad, Auteur ;
Jesper Madsen, Auteur
Dans
Wildfowl (60 2010)
This study used remote sensing data to assess changes in the extent of different habitats at spring staging sites for Pink-footed Geese Anser brachyrhynchus in northern Norway over the years 1975-2005. Shifts in goose distribution were analysed [...]
Article
Joël Broyer, Auteur ;
Laurence Curtet, Auteur
Dans
Wildfowl (60 2010)
Densities of duck pairs and females with broods were highest when macrophyte coverage was between 21% and 40% of total pond area amongst a sample of 80 artificially managed fishponds in the Dombes region of eastern France. Nesting success (brood[...]
