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Monitoring estuaries using non-permanent stations: practical aspects and data examples

dc.contributor.authorGarel, Erwan
dc.contributor.authorFerreira, Óscar
dc.date.accessioned2018-11-07T13:17:43Z
dc.date.available2018-11-07T13:17:43Z
dc.date.issued2011
dc.description.abstractThis paper deals with the performances of nonpermanent environmental monitoring stations when recording at high-sampling interval (hour) over a long term (months, years) within estuarine waters. Information about data quality and system maintenance requirements are provided based on the experience gained with an autonomous station deployed during 2 years at the Guadiana Estuary (southern Portugal–Spain border). The station includes (1) a multi-parameter probe for water quality (temperature, conductivity, dissolved oxygen, turbidity, chlorophyll and pH) inserted in a tube through a surfacefloating buoy; and, (2) a bottom-mounted current meter. The main issues for the continuous acquisition of valid data were biofouling on the optical (chlorophyll, turbidity, dissolved oxygen), conductivity sensors of the probe and high sediment dynamics at the bed. The definition of a detailed maintenance programme is required for the lengthening of (valid) data time series. The typical variability of the parameters is described at seasonal and tidal time scales and episodic events are identified (coastal upwelling and high freshwater inputs). These examples illustrate how integrated data analysis is fundamental to define and understand the changes induced by specific events on several interrelated parameters, and, more generally, how these systems can contribute to a better understanding of the hydro-ecological processes operating in estuaries.pt_PT
dc.description.sponsorshipReeq/484/MAR/2005
dc.description.versioninfo:eu-repo/semantics/publishedVersionpt_PT
dc.identifier.doi10.1007/s10236-011-0417-4pt_PT
dc.identifier.issn1616-7341
dc.identifier.otherAUT: OFE00989;
dc.identifier.urihttp://hdl.handle.net/10400.1/10909
dc.language.isoengpt_PT
dc.peerreviewedyespt_PT
dc.publisherSpringer Verlagpt_PT
dc.subjectBiofoulingpt_PT
dc.subjectEnvironmental modulept_PT
dc.subjectMultiparametric probept_PT
dc.subjectCoastal upwellingpt_PT
dc.subjectFreshwater dischargept_PT
dc.titleMonitoring estuaries using non-permanent stations: practical aspects and data examplespt_PT
dc.typejournal article
dspace.entity.typePublication
oaire.citation.endPage902pt_PT
oaire.citation.issue7pt_PT
oaire.citation.startPage891pt_PT
oaire.citation.titleOcean Dynamicspt_PT
oaire.citation.volume61pt_PT
person.familyNameGarel
person.familyNameFerreira
person.givenNameErwan
person.givenNameÓscar
person.identifier.ciencia-id5D13-7EA7-6C6D
person.identifier.ciencia-id1F1C-DF44-94C9
person.identifier.orcid0000-0002-4584-9759
person.identifier.orcid0000-0001-9975-0036
person.identifier.ridN-9811-2014
person.identifier.scopus-author-id23491739700
rcaap.rightsrestrictedAccesspt_PT
rcaap.typearticlept_PT
relation.isAuthorOfPublication7e619cba-3bfb-4964-bdf3-b8afd91a4a29
relation.isAuthorOfPublication14adf536-4f81-42de-b00f-6d1cf3b0d75e
relation.isAuthorOfPublication.latestForDiscovery7e619cba-3bfb-4964-bdf3-b8afd91a4a29

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