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Lipophilic marine toxins in sediments from Arrábida marine protected area, Portugal (NE Atlantic)

dc.contributor.authorSoliño, Lucia
dc.contributor.authorBraga, Ana Catarina
dc.contributor.authorLobo-Arteaga, Jorge
dc.contributor.authorReis Costa, Pedro
dc.date.accessioned2024-11-19T14:13:47Z
dc.date.available2024-11-19T14:13:47Z
dc.date.issued2024-11
dc.description.abstractDuring the development and senescence of harmful algal blooms (HAB), most of the algae cells not ingested by grazers or filter-feeding organisms sink to the bottom, making sediments important reservoirs of algae toxins. In this study, lipophilic marine toxins were determined in the sediments collected from depths ranging from 5 to 145 m depth in the marine protected area of Arrabida ´ (southwest Portuguese coast). Sediments were characterized in terms of granulometry, water and organic matter content. The toxins were determined by liquid chromatography with tandem mass spectrometry. Okadaic acid (OA), dinophysistoxin-2 (DTX2), and azaspiracid-2 (AZA2), reaching concentrations up to 3.4, 1.3, and 0.13 ng/g, respectively, were found. A trend in the occurrence of DTX2 and AZA2 with sediment water and organic matter content was observed, as well as with AZA2 and depth. This study highlights the need to further investigate sediment deposition of toxins and their availability for bottom-dwelling organisms and its contamination.eng
dc.identifier.doi10.1016/j.marpolbul.2024.117096
dc.identifier.issn0025-326X
dc.identifier.urihttp://hdl.handle.net/10400.1/26299
dc.language.isoeng
dc.peerreviewedyes
dc.publisherElsevier
dc.relationMarine and Environmental Sciences Centre
dc.relationMarine and Environmental Sciences Centre
dc.relationAquatic Research Infrastructure Network
dc.relationAlgarve Centre for Marine Sciences
dc.relationAlgarve Centre for Marine Sciences
dc.relation.ispartofMarine Pollution Bulletin
dc.rights.urihttp://creativecommons.org/licenses/by-nc-nd/4.0/
dc.subjectHarmful algal blooms
dc.subjectMarine biotoxins
dc.subjectDiarrheic shellfish poisoning
dc.subjectSoft bottom benthic habitats
dc.subjectSeafloor
dc.titleLipophilic marine toxins in sediments from Arrábida marine protected area, Portugal (NE Atlantic)eng
dc.typejournal article
dspace.entity.typePublication
oaire.awardTitleMarine and Environmental Sciences Centre
oaire.awardTitleMarine and Environmental Sciences Centre
oaire.awardTitleAquatic Research Infrastructure Network
oaire.awardTitleAlgarve Centre for Marine Sciences
oaire.awardTitleAlgarve Centre for Marine Sciences
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/6817 - DCRRNI ID/UIDB%2F04292%2F2020/PT
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/6817 - DCRRNI ID/UIDP%2F04292%2F2020/PT
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/6817 - DCRRNI ID/LA%2FP%2F0069%2F2020/PT
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/6817 - DCRRNI ID/UIDB%2F04326%2F2020/PT
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/6817 - DCRRNI ID/UIDP%2F04326%2F2020/PT
oaire.citation.startPage117096
oaire.citation.titleMarine Pollution Bulletin
oaire.citation.volume208
oaire.fundingStream6817 - DCRRNI ID
oaire.fundingStream6817 - DCRRNI ID
oaire.fundingStream6817 - DCRRNI ID
oaire.fundingStream6817 - DCRRNI ID
oaire.fundingStream6817 - DCRRNI ID
oaire.versionhttp://purl.org/coar/version/c_970fb48d4fbd8a85
person.familyNameSoliño
person.familyNameReis Costa
person.givenNameLucia
person.givenNamePedro
person.identifier600820
person.identifier.ciencia-id2F12-68AC-8F6C
person.identifier.ciencia-idC911-9715-E547
person.identifier.orcid0000-0001-8356-5688
person.identifier.orcid0000-0001-6083-470X
person.identifier.ridN-1908-2019
person.identifier.scopus-author-id7201895802
project.funder.identifierhttp://doi.org/10.13039/501100001871
project.funder.identifierhttp://doi.org/10.13039/501100001871
project.funder.identifierhttp://doi.org/10.13039/501100001871
project.funder.identifierhttp://doi.org/10.13039/501100001871
project.funder.identifierhttp://doi.org/10.13039/501100001871
project.funder.nameFundação para a Ciência e a Tecnologia
project.funder.nameFundação para a Ciência e a Tecnologia
project.funder.nameFundação para a Ciência e a Tecnologia
project.funder.nameFundação para a Ciência e a Tecnologia
project.funder.nameFundação para a Ciência e a Tecnologia
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