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Breeding failure induces large scale prospecting movements in the black-legged kittiwake

dc.contributor.authorPonchon, Aurore
dc.contributor.authorChambert, Thierry
dc.contributor.authorLobato, Elisa
dc.contributor.authorTveraa, Torkild
dc.contributor.authorGrémillet, David
dc.contributor.authorBoulinier, Thierry
dc.date.accessioned2015-11-26T19:14:29Z
dc.date.available2015-11-26T19:14:29Z
dc.date.issued2015
dc.description.abstractBefore making dispersal decisions, many species are known to gather social information by prospecting potential future breeding sites, especially when they have failed breeding. So far, the role of current breeding performance on the occurrence of prospecting movements has mainly been studied at limited spatial scales, because of diffi- culties in tracking free-ranging, fast-moving individuals between distant breeding patches. Little information is thus available on individual behaviour and the spatial extent of prospecting movements in response to breeding failure. To address this issue, black-legged kittiwakes which breeding success was manipulated were tracked with GPS at the end of incubation in two Norwegian colonies. Crucially, and as predicted, prospecting visits to other breeding colonies were recorded in 33% of artificially-failed breeders, but never in successful ones. They occurred at large (40 km) as well as local spatial scales (1 km). Time-budgets of successful and failed breeders differed significantly in terms of trip duration, but also foraging, resting and nesting propensities. These results provide important elements to assess trade-offs between prospecting and other activities. They show that a substantial proportion of failed breeders prospect as early as within a week after failure at the egg stage and suggest that these individuals assess their options of future reproduction by prospecting alternative areas, although dispersal decisions may also involve more complex behavioural processes. Because they link breeding colonies situated tens of kilometres apart, prospecting movements may have critical implications for the dynamics of subdivided populations.pt_PT
dc.description.abstract2 and a Région Languedoc-Roussillon programme ‘Chercheur d'Avenir’ award to TB. [SS]pt_PT
dc.description.sponsorshipFrench Polar Institute; University of Montpellier 2; Region Languedoc-Roussillon programme 'Chercheur d'Avenir'pt_PT
dc.identifier.citationJournal of Experimental Marine Biology and Ecology, 473, 138-145. doi: 10.1016/j.jembe.2015.08.013pt_PT
dc.identifier.doi10.1016/j.jembe.2015.08.013pt_PT
dc.identifier.issn0022-0981
dc.identifier.urihttp://hdl.handle.net/10400.12/4129
dc.language.isoengpt_PT
dc.peerreviewedyespt_PT
dc.publisherElsevierpt_PT
dc.relation333 PARASITO-ARCTIQUEpt_PT
dc.subjectBreeding habitat selectionpt_PT
dc.subjectConspecific reproductive successpt_PT
dc.subjectDispersal decisionspt_PT
dc.subjectRissa tridactylapt_PT
dc.subjectSite fidelitypt_PT
dc.subjectSocial information usept_PT
dc.titleBreeding failure induces large scale prospecting movements in the black-legged kittiwakept_PT
dc.typejournal article
dspace.entity.typePublication
oaire.citation.conferencePlaceAmsterdampt_PT
oaire.citation.endPage145pt_PT
oaire.citation.startPage138pt_PT
oaire.citation.titleJournal of Experimental Marine Biology and Ecologypt_PT
oaire.citation.volume473pt_PT
rcaap.rightsrestrictedAccesspt_PT
rcaap.typearticlept_PT

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