Variable Shifts in the Autumn Migration Phenology of Soaring Birds in Southern Spain

Ardea

Beatriz Martín⁵  Micah N. Scholer²  Miguel Ferrer¹  Jay D. Carlisle⁴  Alejandro Onrubia⁵  Greg S. Kaltenecker⁴  Marc J. Bechard³ 

[1] 2Fundación Migres, N-340, Km. 96.2. Huerta Grande, Pelayo E-11390 Algeciras, Cádiz, Spain;3Departamento de Etología y Conservación de la Biodiversidad. Estación Biológica de Doñana, CSIC. C/ Américo Vespuccio, s/n. Sevilla E-41092, Spain;4Department of Biological Sciences, Boise State University, 1910 University Dr., Boise, ID 83725, USA;1Intermountain Bird Observatory, Department of Biological Sciences, Boise State University, 1910 University Dr., Boise, ID 83725, USA;4Department of Biological Sciences, Boise State University, 1910 University Dr., Boise, ID 83725, USA;4Department of Biological Sciences, Boise State University, 1910 University Dr., Boise, ID 83725, USA;1Intermountain Bird Observatory, Department of Biological Sciences, Boise State University, 1910 University Dr., Boise, ID 83725, USA;2Fundación Migres, N-340, Km. 96.2. Huerta Grande, Pelayo E-11390 Algeciras, Cádiz, Spain;

关键词: Timing Of Autumn Migration;   

DOI  :  

学科分类：动物科学

来源: Nederlandse Ornithologische Unie/Netherlands Ornithological Union

【 摘 要 】

Whilealterationofthemigratoryhabitsofbirdsiswidelyregardedasoneofthemostevidentecologicaleffectsofclimatechange,studiesreportingshiftsinmigrationphenologyforlong-lived,long-distancemigrantshavebeenfew.UsingtimeseriesofcountdatacollectedinsouthernSpainduringautumnmigration,weexaminedthemagnitudeanddirectionofphenologicalshiftsforsixcommonspeciesofsoaringbirds.Manycurrentmethodsforinvestigatingphenologicalchangerelyoncontinuousdatasets;however,thesedatamaybeunavailableforavarietyofreasons.Weusedacross-correlationanalysis,whichallowedustocomparerecentdataonthetimingofmigrationfrom1999–2011toahistoricdatasetcollectedduring1976–1977.Thedirectionofphenologicalshiftsforautumnmigrationwasspecies-specific.WhiteStorksCiconiaciconiaandBlackKitesMilvusmigransappearedtohavedelayedpassage,BlackStorksCiconianigraandEuropeanHoneyBuzzardsPernisapivorushaveadvancedtheirmigratorytiming,andwefoundnoclearphenologicalchangeforShort-toedEaglesCircaetusgallicusorBootedEaglesHieraaetuspennatus.

【 授权许可】

Unknown