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RESEARCH PRODUCT
Fuel Load and Potential Flight Ranges of Passerine Birds Migrating through the Western Edge of the Pyrenees
José María Martí SánchezJosé Ignacio JauregiEneko DíezMiren AnduezaAlfredo HerreroJuan ArizagaAgustín MendiburuZuriñe ElosegiItziar AsenjoDaniel AlonsoJuan F. CuadradoIñaki Arangurensubject
GeographyErithacusbiologyEcologyWestern europebiology.animalLusciniaEvolutionary significanceBird migrationAnimal Science and ZoologyFuel loadbiology.organism_classificationPasserinedescription
Abstract. The estimation of fuel load and the potential flight ranges of migrant birds are crucial to understanding the ecological and evolutionary significance of bird migration strategies. The movement of migrant birds between Iberia and the rest of Western Europe is thought to be shaped by the Pyrenees and nearby seas. Because of this area's unique geography, the routes of migrants that move to (autumn migration) or from (spring migration) Iberia tend to pass through the western and eastern edges of the Pyrenees. Fuel-load analyses and the assessment of potential flight ranges from these edges can provide insights about the extent of Iberia's use as a consistent stopover and fuelling area. Using data obtained over a period of six years (2004–2009), we calculated fuel load and potential flight ranges for ten common passerines (pre-Saharan, i.e. that overwinter mainly within the circum-Mediterranean region: Robin Erithacus rubecula, Bluethroat Luscinia svecica, Chiffchaff Phylloscopus collybita, Blackcap...
year | journal | country | edition | language |
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2011-06-01 | Acta Ornithologica |