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Article
Joël Broyer, AuteurDans Wildfowl (70 2020)Declines in breeding success recently recorded for Pochard Aytlya ferina nesting in French fishpond systems have raised questions about possible habitat change, which could be affecting other duck species as well. Here, declines in measures of M[...]
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Joël Broyer, Auteur
Article
Joël Broyer, Auteur ; Sylvain Richier, Auteur ; Christophe Renaud, Auteur ; Bruno Riotton-Roux, Auteur ; Jean-Yves Vade, AuteurFishponds are anthropogenic aquatic ecosystems where biodiversity is shaped by fish farming practices. Little is known on the consequences of fish farming cessation. This study describes the variation of species richness in breeding birds and Od[...]
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Guillaume Gayet, Auteur ; Clément Calenge, Auteur ; Joël Broyer, Auteur ; François Mesléard, Auteur ; Vincent Vaux, Auteur ; Hervé Fritz, Auteur ; Matthieu Guillemain, AuteurMute Swan Cygnus olor numbers have recently increased in a dramatic fashion in Western Europe and in North America, suggesting there could be potential consequences for the rest of the waterbird community. Breeding Mute Swan pairs may behave ter[...]
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Joël Broyer, Auteur ; Olga Sukhanova, Auteur ; Alexander Mischenko, AuteurCapsule Improving habitat quality through late or intermittent mowing may increase passerine population density without reducing reproductive success. Aim To describe the relationship between passerine territory density (TD) and Whinchat Saxicol[...]
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Joël Broyer, AuteurCapsule Mowing postponement in 25% of a meadow system may lead to improved but instable population dynamics in meadow birds. Aim To monitor the long-term effects of mowing postponement on the abundance and territory density of meadow passerines [...]
Article
Guillaume Gayet, Auteur ; Matthieu Guillemain, Auteur ; François Mesléard, Auteur ; Hervé Fritz, Auteur ; Vincent Vaux, Auteur ; Joël Broyer, AuteurThe Mute Swan (Cygnus olor) is a protected species whose population has shown a dramatic demographic expansion over the last decades in France. Today, Mute Swans are suspected of causing damages to wetlands, partly through their territorial beha[...]
Rapport
Franck Noël, Auteur ; Bernard Deceuninck, Auteur ; Gilles Mourgaud, Auteur ; Joël Broyer, Auteur | Rochefort : LPO | 2004
Ouvrage
Article
Joël Broyer, AuteurThe distribution of breeding ducks versus three other bird species (Mute Swan Cygnus olor, Black-headed Gull Larus ridibundus and Purple Heron Ardea purpurea) among waterbodies was investigated in the Dombes area, Eastern France, where breeding [...]
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Laurence Curtet, Auteur ; Maurice Benmergui, Auteur ; Joël Broyer, Auteur
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Joël Broyer, Auteur ; Laurence Curtet, Auteur ; Melanie Boissenin, AuteurAgri-environment schemes usually assume that suitable management in patches of grassland habitat may benefit bird populations in improving the overall demographic balance. In this study, we investigate the hypothesis that nesting site fidelity a[...]
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Joël Broyer, Auteur ; Laurence Curtet, Auteur ; Romain Chazal, AuteurOngoing meadow bird demographic trends in Europe raise the question of the effectiveness of public policy aiming to halt biodiversity loss. In this study, we attempted to understand the success and failures in one of the first French Agri-Enviro[...]
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Joël Broyer, Auteur ; Clément Calenge, AuteurFish ponds host a relatively important share of the breeding population of waterfowl in Europe. The objective of this study was to investigate the influence of fish-farming management on the distribution of dabbling and diving duck breeding, in [...]
Article
Joël Broyer, Auteur ; Laurence Curtet, AuteurDans 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[...]
