<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>2221-2450</journal-id>
<journal-title><![CDATA[Revista CENIC Ciencias Biológicas]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. CENIC Cienc. Biol]]></abbrev-journal-title>
<issn>2221-2450</issn>
<publisher>
<publisher-name><![CDATA[Centro Nacional de Investigaciones Científicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2221-24502022000200148</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Aspectos fundamentales del monitoreo de calidad de las aguas: el río almendares como caso de estudio]]></article-title>
<article-title xml:lang="en"><![CDATA[Fundamental aspects of water quality monitoring: the almendares river as a case study]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Larrea Murrell]]></surname>
<given-names><![CDATA[Jeny Adina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Romeu Alvarez]]></surname>
<given-names><![CDATA[Beatriz]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lugo Moya]]></surname>
<given-names><![CDATA[Daysi]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rojas Badía]]></surname>
<given-names><![CDATA[Marcia M.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de La Habana  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2022</year>
</pub-date>
<volume>53</volume>
<numero>2</numero>
<fpage>148</fpage>
<lpage>159</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S2221-24502022000200148&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S2221-24502022000200148&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S2221-24502022000200148&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN Los ecosistemas dulceacuícolas son importantes fuentes de agua dulce y recursos imprescindibles para el desarrollo de diferentes actividades económicas. El monitoreo de la calidad de agua de estos sistemas es importante para su preservación y para prevenir riesgos para la salud humana. El presente trabajo aborda los principales aspectos informados en la literatura (2012-2022) relacionados con el monitoreo de la calidad de las aguas en ecosistemas dulceacuícolas superficiales. Se analizan ejemplos de investigaciones realizadas en diferentes partes del mundo que ilustran los aspectos a tener en cuenta durante un monitoreo de calidad de agua, particularizando el caso del río Almendares (La Habana, Cuba), el cual ha sido evaluado por un periodo de más de 15 años.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT Freshwater ecosystems are important sources of freshwater and essential resources for the development of different economic activities. Monitoring the water quality of these systems is important for their preservation and to prevent risks to human health. The present work addresses the main aspects reported in the literature related to the monitoring of water quality in superficial freshwater ecosystems. Examples of research carried out in different parts of the world are analyzed, illustrating the aspects to be taken into account during water quality monitoring, particularly the case of the Almendares River (Havana, Cuba), which has been evaluated for a period of more than 15 years.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[ecosistemas dulceacuícolas]]></kwd>
<kwd lng="es"><![CDATA[indicadores calidad de agua]]></kwd>
<kwd lng="es"><![CDATA[contaminación]]></kwd>
<kwd lng="es"><![CDATA[monitoreo]]></kwd>
<kwd lng="es"><![CDATA[calidad de agua]]></kwd>
<kwd lng="en"><![CDATA[freshwater ecosystems]]></kwd>
<kwd lng="en"><![CDATA[water quality indicators]]></kwd>
<kwd lng="en"><![CDATA[contamination]]></kwd>
<kwd lng="en"><![CDATA[monitoring]]></kwd>
<kwd lng="en"><![CDATA[water quality]]></kwd>
</kwd-group>
</article-meta>
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