La Tour du Valat

Article

Migratory flights and local wintering movements of Greylag Geese Anser anser in western Europe

Mathieu Boos, Auteur ; Anna P. Nesterova, Auteur ; Damien Chevallier, Auteur ; Arne Follestad, Auteur

Dans Bird Study (66(2) April, 2019)

The local and migratory movements of Greylag Geese Anser anser wintering in southwest and northwest Europe were revealed with global positioning system tracking. Geese in the southwest had smaller home ranges than those from the northwest, and b[...]

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Article

Migration of juvenile Black Storks: stay with the family or go alone?

Mélanie Larue, Auteur ; Mathieu Boos, Auteur ; Christian Brossard, Auteur ; François Baillon, Auteur ; Jean-Jacques Boutteaux, Auteur ; Jérôme Bernard, Auteur ; Paul Brossault, Auteur ; Odile Petit, Auteur ; Damien Chevallier, Auteur

Dans Ringing & Migration (31(1) July 13, 2016)

For many migratory species, social interactions on migration are poorly known, particularly the extent to which brood siblings remain together, at least during their first post-fledging migration. This study tested the assumption that Black Stor[...]

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Article

Importance of the connectivity of Spanish stopovers for Black Storks

Damien Chevallier, Auteur ; François Baillon, Auteur ; Yvon Le Maho, Auteur ; Stéphane Blanc, Auteur ; Paul Brossault, Auteur ; Sylvie Massemin, Auteur

Dans Bird Study (60(4) NOV 1 2013)

CapsuleSixteen Black Storks (Ciconia nigra) were tracked by satellite during their autumnal and spring migrations in order to identify their major stopover sites and connections between stopovers in Europe and Africa. Among journeys with stopove[...]

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Article

Sub-Saharan staging areas of a first-summer Short-toed Snake Eagle Circaetus gallicus

Frédéric Jiguet, Auteur ; Damien Chevallier, Auteur ; François Baillon, Auteur ; Julien Ventroux, Auteur ; Pascal Cavallin, Auteur

Dans Bird Study (59(1) FEB 2012)

Capsule An immature Short-toed Snake Eagle hatched in France summered at its Sahelian wintering grounds in Mali.

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Article

Predictive distribution models applied to satellite tracks: modelling the western African winter range of European migrant Black Storks Ciconia nigra

Frédéric Jiguet, Auteur ; Morgane Barbet-Massin, Auteur ; Damien Chevallier, Auteur

Dans Journal of Ornithology (152(1) JAN 2011)

Predictive distribution models generally use data from multiple individuals each associated with a unique observation location, coupled with environmental parameters, to define the overall suitable area where the species could occur. Whether the[...]

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Article

Human activity and the drying up of rivers determine abundance and spatial distribution of Black Storks Ciconia nigra on their wintering grounds

Damien Chevallier, Auteur ; Yvon Le Maho, Auteur ; François Baillon, Auteur ; Robin Duponnois, Auteur ; Claudine Dieulin, Auteur ; Paul Brossault, Auteur ; Philippe De Franclieu, Auteur ; Patric Lorge, Auteur ; Axel Aurouet, Auteur ; Sylvie Massemin, Auteur

Dans Bird Study (57(3) 2010)

Capsule The drying up of rivers results in the fragmentation of home ranges over the winter period, birds avoid areas of high human activity. Aims To investigate the impact of human activity and habitat characteristics on the distribution of Bla[...]

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Article

Identification of key marine areas for conservation based on satellite tracking of post-nesting migrating green turtles (Chelonia mydas)

Marie Baudouin, Auteur ; Benoit de Thoisy, Auteur ; Philippine Chambault, Auteur ; Rachel Berzins, Auteur ; Mathieu Entraygues, Auteur ; Laurent Kelle, Auteur ; Avasania Turny, Auteur ; Yvon Le Maho, Auteur ; Damien Chevallier, Auteur

Dans Biological Conservation (184 APR 2015)

The green turtle (Chelonia mydas) is classified as an endangered species on the IUCN Red List since 1986. This species is especially threatened in South America due to bycatch by fisheries along the northeastern coasts. It is particularly crucia[...]

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