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Avian responses to an extreme weather event:The case of the‘Filomena’snowstorm in Madrid(central Spain)

Avian Research 2024年第2期15卷 180-186页

作者： Carlos Lazaro Carlos Sanchez-García Fabian Casas e.jorg. tizado Department of Research Fundacion Artemisan13001 Ciudad RealSpain Department of Zoology Faculty of SciencesUniversity of GranadaGranadaSpain Department of Biodiversity and environmental Management Universidad de Leon24401 PonferradaSpain

Cold spells and severe weather may have detrimental effects in wild birds,but owing to the stochastic nature of these events,it is not always possible to measure their *** January 2021,a strong snowstorm known as‘Filomena’affected Spain,mainly the region of Madrid(Central Spain),which was fully covered with snow and suffered freezing temperatures for a *** bird surveys conducted in the winter-spring of 2020 and 2021(before and after Filomena)at same locations,we addressed the possible impact of the cold spell in three widespread gamebirds:Wood Pigeon(Columba palumbus),eurasian Magpie(Pica pica)and Red-legged Partridge(Alectoris rufa).No significant abundance differences were found between years for none of the species and hunting pressure was only significantly reduced for Partridges,hence this species may have been negatively affected by *** suggest that in response to Filomena,Pigeons conducted partial migration in search of better conditions,while Magpies aggregated in certain areas of Madrid and Partridges endured the harsh conditions within their home *** results highlight the importance to alleviate negative impacts of extreme weather events in wild birds through management actions,especially for sedentary species.

关键词： Alectoris rufa Climate change Cold spell Columba palumbus Migration Pica pica Winter

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Do non-target species visit feeders and water troughs targeting small game?A study from farmland Spain using camera-trapping

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Integrative Zoology 2021年第2期16卷 226-239页

作者： JoséA.ARMeNTeROS Jesús CARO Carlos SÁNCHeZ-GARCÍA Beatriz ARROYO JoséA.PÉReZ Vicente RGAUDIOSO emilio J.tizado Department of Animal Production Research Group on Game Species Breeding and ManagementUniversity of LeónLeónSpain Instituto de Investigación en Recursos Cinegéticos(IReC CSIC-UCLM-JCCM)Ciudad RealSpain Fundación Artemisan Ciudad RealSpain Department of Biodiversity and environmental Management University of LeónPonferradaSpain

Provision of food and water is a widespread tool implemented around the world for the benefit of game and other wildlife,but factors affecting the use of food and water by non-target species are poorly *** evaluated visits to feeders and water troughs by non-game species using camera-traps in two separate areas of *** and water troughs were either“protected”(when surrounded by more than 50%of shrubs/forest)or“open”(in the opposite case).A total of 18948 photos from 5344 camera-trapping days depicted animals,and 75 species were *** and water troughs were visited by target species(partridges and lagomorphs,55.3%of visits)and non-target species(44.7%of visits).Among the latter,corvids were themost common(46.1%of visits),followed by rodents(26.8%),other birds(23.6%,mainly passerines),columbids(1.9%),and other species at minor *** highest proportion of visiting days to feeders and water troughs was from corvids(0.173)followed by otherbirds(0.109)and rodents(0.083);the lowest proportion was recorded for columbids(0.016).Use intensity and visit frequency of water troughs tripled that recorded in feeders,and visits to open feeders/troughs were approximately twice those to protected *** summary:feeders and water troughs targeting small game species are also used regularly by non-target ones;they should be set close to cover to optimize their use by non-target species that are not competitors of target species(though corvids may visit them);water availability should be prioritized where drought periods are expected.

关键词： camera-trapping feeding game species management watering wildlife

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