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Partitioning of trace metals between soft tissues and shells of Patella aspera

dc.contributor.authorCravo, Alexandra
dc.contributor.authorBebianno, Maria João
dc.contributor.authorFoster, P.
dc.date.accessioned2020-05-08T15:49:35Z
dc.date.available2020-05-08T15:49:35Z
dc.date.issued2004
dc.description.abstractThis paper describes the partitioning of iron, manganese, zinc, copper, cadmium, cobalt, nickel and lead between the soft tissues and the shells of the gastropod mollusc Patella aspera. Specimens of the limpet P aspera were collected from a clean coastal marine site (CMS) and from an estuarine contaminated site (ECS) on the south coast of Portugal. Fe and Zn concentrations were significantly lower on both populations and less variable in the shells than in the soft tissues. In contrast Mn concentrations were higher in the shells than in the soft tissues at ECS. The partitioning factor (PF), defined as the ratio between the mean metal concentrations in soft tissues and in the shells, was maximum for iron and minimum for manganese. Between the soft tissues and the shells, only manganese at ECS recorded a significant relationship between metal concentrations, suggesting that the mechanism that controls the accumulation of this essential metal in both tissues was different from the others. From the obtained data, in biomonitoring sewage contamination studies, shells of P. aspera can be considered as a good indicator for Mn while the soft tissues for Zn. As copper, cadmium, nickel and cobalt concentrations were much higher in the soft tissues than in the shells ( < 0.1 mug g(-1)), this indicates that the shells were not a good indicator for these metals because they do not reflect the environmental bioavailability as do the soft tissues.pt_PT
dc.description.sponsorshipFRMH/BD/403/92pt_PT
dc.description.versioninfo:eu-repo/semantics/publishedVersionpt_PT
dc.identifier.doi10.1016/S0160-4120(03)00154-5pt_PT
dc.identifier.issn0160-4120
dc.identifier.urihttp://hdl.handle.net/10400.1/13864
dc.language.isoengpt_PT
dc.peerreviewedyespt_PT
dc.publisherElsevierpt_PT
dc.rights.urihttp://creativecommons.org/licenses/by/4.0/pt_PT
dc.subjectPartitioningpt_PT
dc.subjectTrace metalspt_PT
dc.subjectPatella asperapt_PT
dc.subjectSoft tissuespt_PT
dc.subjectShellspt_PT
dc.titlePartitioning of trace metals between soft tissues and shells of Patella asperapt_PT
dc.typejournal article
dspace.entity.typePublication
oaire.citation.endPage98pt_PT
oaire.citation.issue1pt_PT
oaire.citation.startPage87pt_PT
oaire.citation.titleEnvironment Internationalpt_PT
oaire.citation.volume30pt_PT
person.familyNameCravo
person.familyNameBebianno
person.givenNameAlexandra
person.givenNameMaria
person.identifier.ciencia-id7419-EE20-8039
person.identifier.ciencia-id2B11-46AC-B94B
person.identifier.orcid0000-0002-2569-3929
person.identifier.orcid0000-0003-1492-8566
person.identifier.scopus-author-id7004152715
rcaap.rightsopenAccesspt_PT
rcaap.typearticlept_PT
relation.isAuthorOfPublicationf19c20c8-9654-43db-841b-2c6f14979df5
relation.isAuthorOfPublication2e00a26d-1dd3-4c22-a6bf-ac7943ae0d32
relation.isAuthorOfPublication.latestForDiscovery2e00a26d-1dd3-4c22-a6bf-ac7943ae0d32

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