| Titre : | Bird Conservation International 22(3) - SEP 2012 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
Colin R. Trainor, Auteur ;
Philippe Verbelen, Auteur ;
Serge Hoste, Auteur
The Timor Bush Warbler Locustella timorensis was first collected by Georg Stein on Mount Mutis, West Timor in 1932, but there have been no confirmed field observations since. Here we report on the discovery of a new population of bush warbler on[...]
Article
Andrea Najera, Auteur ;
Javier A. Simonetti, Auteur
Identifying attributes that affect the vulnerability of a species to extinction is important as it allows conservation efforts to be focused on more susceptible species. We assessed whether threatened birds of Guatemala are a random subset of th[...]
Article
Anthony Boulord, Auteur ;
Zhang Mei, Auteur ;
Wang Tian-Hou, Auteur ;
Wang Xiao-Ming, Auteur ;
Frédéric Jiguet, Auteur
Understanding the factors that affect the nesting success of threatened birds is essential in designing effective conservation strategies. Here we compare nesting success of the Reed Parrotbill Paradoxornis heudei in annually harvested and non-h[...]
Article
Martin Salek, Auteur ;
Matej Loevy, Auteur
Information on habitat requirements and spatial ecology is vital in conservation strategies and management of particular species. Little Owl Athene noctua is a highly threatened owl species whose populations have significantly decreased or are l[...]
Article
Maria Laura Agueero, Auteur ;
Pablo Garcia Borboroglu, Auteur ;
Daniel Esler, Auteur
We documented the breeding distribution and estimated abundance of Chubut Steamerducks Tachyres leucocephalus, a flightless waterbird endemic to a relatively small section of coastline in Patagonia, Argentina. The distribution of Chubut Steamerd[...]
Article
Rainer Raab, Auteur ;
Claudia Schuetz, Auteur ;
Peter Spakovszky, Auteur ;
Eike Julius, Auteur ;
Christian H. Schulze, Auteur
Collisions with power lines represent an important mortality factor for Great Bustards Otis tarda throughout the distribution range of the species. This study evaluates the success of two conservation measures implemented in the West-Pannonian d[...]
Article
Juan G. Navedo, Auteur ;
José A. Masero, Auteur ;
Juan M. Sánchez-Guzmán, Auteur ;
José M. Abad-Gómez, Auteur ;
Jorge S. Gutiérrez, Auteur ;
Esther G. Sanson, Auteur ;
Auxiliadora Villegas, Auteur ;
Emilio Costillo, Auteur ;
Casimiro Corbacho, Auteur ;
Ricardo Moran, Auteur
Many migratory waterbird populations are in decline and loss of natural wetlands is one of the main causes. However, some species may respond positively to artificial wetland recreation. In Extremadura (south-west Europe), several large reservoi[...]
Article
M. Chammem, Auteur ;
Slaheddine Selmi, Auteur ;
T. Khorchani, Auteur ;
S. Nouira, Auteur
Modelling the distribution of species of conservation concern is an important issue in population ecology. Classically, logistic regression analyses are conducted to estimate species' distributions from detection/non-detection data in a sample o[...]
Article
Anand Chaudhary, Auteur ;
Tulsi Ram Subedi, Auteur ;
Jeet Bahadur Giri, Auteur ;
Hem Sagar Baral, Auteur ;
Basu Bidari, Auteur ;
Hem Subedi, Auteur ;
Badri Chaudhary, Auteur ;
Ishwori Chaudhary, Auteur ;
Khadananda Paudel, Auteur ;
Richard J. Cuthbert, Auteur
Three species of resident Gyps vulture are threatened with extinction in South Asia due to the contamination of domestic ungulate carcasses with the drug diclofenac. Observed rates of population decrease are among the highest recorded for any bi[...]
Article
Mohammad E. Sehhatisabet, Auteur ;
Fazel Abdi, Auteur ;
Abbas Ashoori, Auteur ;
Abolghasem Khaleghizadeh, Auteur ;
Ali Khani, Auteur ;
Koros Rabiei, Auteur ;
Mahmood Shakiba, Auteur
Little Bustard Tetrax tetrax surveys were conducted in Iran in autumn and winter from 2005/2006 to 2008/2009. Across northern Iran, Little Bustard presence was confirmed at 15 of the 84 sites visited during the surveys. Three main wintering regi[...]
Article
Munir Z. Virani, Auteur ;
Ara Monadjem, Auteur ;
Simon Thomsett, Auteur ;
Corinne Kendall, Auteur
Vulture populations have been declining globally and regionally within Africa. Ruppell's Vulture Gyps rueppellii is currently listed as 'Near Threatened' and numbers of the species, along with African White-backed Vultures G. africanus, have dec[...]
Article
Jonathan C. Hall, Auteur ;
Anil K. Chhangani, Auteur ;
Tom A. Waite, Auteur ;
Ian M. Hamilton, Auteur
Previous research on the catastrophic decline of the Gyps species complex has identified diclofenac, a non-steroidal anti-inflammatory drug administered to livestock, as the primary cause. Large-scale climatic phenomena, such as ENSO-induced dro[...]
