Influence of El Niño Southern Oscillation phenomenon on coastal phytoplankton in a mixohaline ecosystem on the southeastern of South America: Río de la Plata estuary

cic.isFulltexttruees
cic.isPeerReviewedtruees
cic.lugarDesarrolloInstituto de Limnología "Raúl A. Ringuelet" es
cic.versioninfo:eu-repo/semantics/publishedVersiones
dc.date.accessioned2018-05-18T15:08:35Z
dc.date.available2018-05-18T15:08:35Z
dc.identifier.urihttps://digital.cic.gba.gob.ar/handle/11746/7843
dc.titleInfluence of El Niño Southern Oscillation phenomenon on coastal phytoplankton in a mixohaline ecosystem on the southeastern of South America: Río de la Plata estuaryen
dc.typeArtículoes
dcterms.abstractThe aim of this study was to analyze the density, diversity, biomass and assemblage composition of the phytoplankton in relation to environmental conditions (physical, chemical, hydrological and meteorological variables), measured under the different scenarios caused by the ENSO phenomenon in the period between 2005 and 2012, in six sampling sites in the tidal freshwater zone of the Río de la Plata estuary, covering almost 100 km of coastline. The results revealed changes in the structure of the phytoplankton, such as a significant reduction of diversity, and decreases in biomass and phytoplankton density, particularly during El Niño phases. Cyanobacteria were more abundant in the neutral periods, Chlorophyceae dominated La Niña phase while Bacyllariophyceae dominated El Niño. However, no complete replacement of species between cycles was observed. The results obtained were highly variable due to the inherent natural variability of the Río de la Plata, emphasized by the anthropogenic impact in this area.en
dcterms.creator.authorSathicq, María Belénes
dcterms.creator.authorBauer, Delia Elenaes
dcterms.creator.authorGómez, Noraes
dcterms.extentp. 26-33es
dcterms.identifier.otherdoi:10.1016/j.marpolbul.2015.07.017es
dcterms.identifier.urlRecurso onlinees
dcterms.isPartOf.issuevol. 98, no. 1-2es
dcterms.isPartOf.seriesMarine Pollution Bulletines
dcterms.issued2015-09-15
dcterms.languageIngléses
dcterms.licenseAttribution-NonCommercial-NoDerivatives 4.0 International (BY-NC-ND 4.0)es
dcterms.subjectPhytoplankton Structural responsesen
dcterms.subjectEl Niño Southern Oscillation phenomenonen
dcterms.subjectFreshwater tidal zone Río de la Plata estuaryen
dcterms.subject.materiaBiología Marina, Limnologíaes

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