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Black rat Rattus rattus eradication by trapping allows recovery of breeding roseate tern Sterna dougallii and common tern S.hirundo populations on Feno Islet, the Azores, Portugal

dc.contributor.authorAmaral, João J. S.
dc.contributor.authorAlmeida, Sérgio
dc.contributor.authorSequeira, Maria
dc.contributor.authorNeves, Verónica C.
dc.date.accessioned2017-12-13T16:10:35Z
dc.date.available2017-12-13T16:10:35Z
dc.date.issued2010
dc.description.abstractMass trapping successfully achieved elimination of black rat Rattus rattus on Feno islet (1.6 ha), Terceira island (Azores archipelago), thus enabling roseate terns Sterna dougallii and common terns Sterna hirundo to recolonize the islet. Rats were first detected on Feno in 2003, when tern breeding-numbers had decreased dramatically. During 2005 no terns bred on the islet and in 2006 fewer than five common tern pairs attempted to nest. Rat eradication was initiated in September 2006. The last rats were captured in March 2007. Monitoring conducted in September 2007, and May and September 2008 indicated that rats had not recolonized. Common terns quickly resumed breeding on Feno islet but numbers (c.120 pairs in 2009) are still below peak levels (c.240-280 pairs) recorded before rat infestation. Roseate terns on the other hand were slower to return but recovered faster with around 260 pairs in 2009, representing 22% of the Azores population. The success of the black rat eradication shows that surveillance and timely action are fundamental to conserve tern colonies vulnerable to rat predation in the Azores.en
dc.description.sponsorshipOGAMP Ordenamento e Gestão de Áreas Marinhas Protegidas (Interreg IIIB-MAC/4.2/A2); MARMAC II - Conhecimento, Promoção e Valorização para o uso sustentável de Áreas Marinhas Protegidas na Macaronésia (Interreg IIIB 05/MAC/4.2/A4); Life Programmes "Conservação das Comunidades e Habitats de Aves Marinhas dos Açores" and "Gestão Integrada das Zonas Costeiras e Marinhas nos Açores" (Contracts B4-3200/95-351 and B4-3200/98-509pt_PT
dc.description.versioninfo:eu-repo/semantics/publishedVersionpt_PT
dc.identifier.citationAmaral J, Almeida S., Sequeira M. & Neves VC (2010). Black rat Rattus rattus eradication by trapping allows recovery of breeding roseate tern Sterna dougallii and common tern S. hirundo populations on Feno islet, the Azores, Portugal. "Conservation Evidence", 7:16-20.pt_PT
dc.identifier.issn1758-2067
dc.identifier.urihttp://hdl.handle.net/10400.3/4499
dc.language.isoengpt_PT
dc.peerreviewedyespt_PT
dc.publisherUniversity of Cambridgept_PT
dc.relationENVIRONMENTAL VARIABILITY AND POPULATION DYNAMICS: ROSEATE TERNS AS MONITORS OF THE AZORES MARINE FOOD-WEBS
dc.relation.publisherversionhttps://www.conservationevidence.com/individual-study/2311pt_PT
dc.rights.urihttp://creativecommons.org/licenses/by/4.0/pt_PT
dc.subjectHabitat Managementen
dc.subjectRat Erradicationen
dc.subjectTern Conservationen
dc.subjectSterna dougalliipt_PT
dc.subjectSterna hirundopt_PT
dc.titleBlack rat Rattus rattus eradication by trapping allows recovery of breeding roseate tern Sterna dougallii and common tern S.hirundo populations on Feno Islet, the Azores, Portugalen
dc.typejournal article
dspace.entity.typePublication
oaire.awardTitleENVIRONMENTAL VARIABILITY AND POPULATION DYNAMICS: ROSEATE TERNS AS MONITORS OF THE AZORES MARINE FOOD-WEBS
oaire.awardURIinfo:eu-repo/grantAgreement/FCT//SFRH%2FBPD%2F26657%2F2006/PT
oaire.citation.conferencePlaceUKpt_PT
oaire.citation.endPage20pt_PT
oaire.citation.startPage16pt_PT
oaire.citation.titleConservation Evidenceen
oaire.citation.volume7pt_PT
project.funder.identifierhttp://doi.org/10.13039/501100001871
project.funder.nameFundação para a Ciência e a Tecnologia
rcaap.rightsopenAccesspt_PT
rcaap.typearticlept_PT
relation.isProjectOfPublication4f56cc8e-c184-4393-af8a-5796bc1c05db
relation.isProjectOfPublication.latestForDiscovery4f56cc8e-c184-4393-af8a-5796bc1c05db

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