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Fishery indicators for the shortfin mako (Isurus oxyrinchus) caught by the portuguese pelagic longline fishery in the Atlantic: nominal CPUEs, catch-at-size and at-haulback mortality

dc.contributor.authorCoelho, Rui
dc.contributor.authorRosa, Daniela
dc.contributor.authorLino, Pedro
dc.date.accessioned2019-06-06T10:52:03Z
dc.date.available2019-06-06T10:52:03Z
dc.date.issued2017
dc.description.abstractThis paper provides an overview of fishery indicators for the shortfin mako shark captured by the Portuguese pelagic longline fishery in the Atlantic, in terms of catch-at-size, nominal CPUEs and at-haulback mortality. The analysis is based on data from fishery observers, port sampling and skippers logbooks (self sampling), from 1997-2015. In general, there was a large variability in the nominal CPUE trends for the north Atlantic, with a slight increase during the period. For the catch-at-size there were no major trends in the time series, but the sizes tended to be larger in the South Atlantic and with a larger variability. The at-haulback mortality was similar between sexes, with a trend for decreasing mortality rates with increasing specimen size. The data presented in this working document should be considered preliminary and is presented in preparation for the 2017 shortfin mako stock assessment in the Atlantic Ocean.pt_PT
dc.description.versioninfo:eu-repo/semantics/publishedVersionpt_PT
dc.identifier.citationCoelho, R., Rosa, D., Lino, P. G., 2017. Fishery indicators for the shortfin mako (Isurus oxyrinchus) caught by the portuguese pelagic longline fishery in the Atlantic: nominal CPUEs, catch-at-size and at-haulback mortality. Collect. Vol. Sci. Pap. ICCAT, 73(8): 2911-2923pt_PT
dc.identifier.issn1021-5212
dc.identifier.urihttp://hdl.handle.net/10400.1/12610
dc.language.isoengpt_PT
dc.peerreviewednopt_PT
dc.publisherInternational Commission for the Conservation of Atlantic Tunaspt_PT
dc.relationMAKO-WIDE: A wide scale inter-hemispheric and inter-disciplinary study aiming the conservation of the shortfin mako shark in the Atlantic Ocean.
dc.relation.ispartofseriesSCRS/2016/072;
dc.subjectAt-haulback mortalitypt_PT
dc.subjectBycatchpt_PT
dc.subjectCatch-at-sizept_PT
dc.subjectFishery indicatorspt_PT
dc.subjectNominal CPUEpt_PT
dc.subjectPelagic longline fisherypt_PT
dc.titleFishery indicators for the shortfin mako (Isurus oxyrinchus) caught by the portuguese pelagic longline fishery in the Atlantic: nominal CPUEs, catch-at-size and at-haulback mortalitypt_PT
dc.typejournal article
dspace.entity.typePublication
oaire.awardTitleMAKO-WIDE: A wide scale inter-hemispheric and inter-disciplinary study aiming the conservation of the shortfin mako shark in the Atlantic Ocean.
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/3599-PPCDT/FAPESP%2F19740%2F2014/PT
oaire.citation.conferencePlaceMadridpt_PT
oaire.citation.endPage2923pt_PT
oaire.citation.issue8pt_PT
oaire.citation.startPage2911pt_PT
oaire.citation.titleCollective Volume of Scientific Paperspt_PT
oaire.citation.volume73pt_PT
oaire.fundingStream3599-PPCDT
person.familyNameCoelho
person.familyNameRosa
person.familyNameLino
person.givenNameRui
person.givenNameDaniela
person.givenNamePedro
person.identifier134638
person.identifier849968
person.identifier.ciencia-idDC1A-20B7-EAC0
person.identifier.ciencia-id3616-498C-1963
person.identifier.orcid0000-0003-3813-5157
person.identifier.orcid0000-0001-7156-7408
person.identifier.orcid0000-0002-0214-6172
person.identifier.ridC-1163-2008
person.identifier.ridB-6065-2008
person.identifier.scopus-author-id56257111100
person.identifier.scopus-author-id6701691255
project.funder.identifierhttp://doi.org/10.13039/501100001871
project.funder.nameFundação para a Ciência e a Tecnologia
rcaap.rightsopenAccesspt_PT
rcaap.typearticlept_PT
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relation.isAuthorOfPublicationa9de9fd6-e33b-4a43-b9fb-3b9cb4cdd433
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