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Age and growth of the undulate ray, Raja undulata, in the Algarve (southern Portugal)

dc.contributor.authorCoelho, Rui
dc.contributor.authorErzini, Karim
dc.date.accessioned2016-12-14T16:22:20Z
dc.date.available2016-12-14T16:22:20Z
dc.date.issued2002
dc.description.abstractAspects of the population dynamics of the undulate ray, Raja undulata (Chondrichthyes: Rajidae), one of the more abundant elasmobranch fish captured along the Portuguese south coast (Algarve), were studied for the first time. Some traditional elasmobranch vertebral enhancing techniques were compared and the most precise for this species determined to be the cedar wood oil immersion and the alizarin red S stain. The sample consisted of 14 age-classes, with age-classes 3 to 8 being the most represented. Evidence of an annual deposition pattern of a pair of bands (one opaque and one translucent) was found by marginal increment analyses. Von Bertalanffy growth parameters were estimated and no differences found between males and females (all data: L-inf=110.22 cm, K=0.11 y(-1) and t(0)=-1.58 y).
dc.identifier.doi10.1017/S0025315402006495
dc.identifier.issn0025-3154
dc.identifier.otherAUT: RMS01092: KER00543;
dc.identifier.urihttp://hdl.handle.net/10400.1/8759
dc.language.isoeng
dc.peerreviewedyes
dc.publisherCambridge University Press
dc.relation.isbasedonWOS:000180834800009
dc.titleAge and growth of the undulate ray, Raja undulata, in the Algarve (southern Portugal)
dc.typejournal article
dspace.entity.typePublication
oaire.citation.endPage990
oaire.citation.issue6
oaire.citation.startPage987
oaire.citation.titleJournal Of The Marine Biological Association Of The United Kingdom
oaire.citation.volume82
person.familyNameCoelho
person.familyNameErzini
person.givenNameRui
person.givenNameKarim
person.identifier134638
person.identifier.ciencia-idDC1A-20B7-EAC0
person.identifier.ciencia-idD917-7133-341A
person.identifier.orcid0000-0003-3813-5157
person.identifier.orcid0000-0002-1411-0126
person.identifier.ridC-1163-2008
person.identifier.ridM-5216-2013
person.identifier.scopus-author-id56257111100
person.identifier.scopus-author-id7004015948
rcaap.rightsopenAccess
rcaap.typearticle
relation.isAuthorOfPublication6366aa1b-1301-43a3-b2b0-1280311ac95f
relation.isAuthorOfPublicatione20f0e2d-3085-4c37-9e98-260dc9faddea
relation.isAuthorOfPublication.latestForDiscovery6366aa1b-1301-43a3-b2b0-1280311ac95f

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