<?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>0123-4226</journal-id>
<journal-title><![CDATA[Revista U.D.C.A Actualidad & Divulgación Científica]]></journal-title>
<abbrev-journal-title><![CDATA[rev.udcaactual.divulg.cient.]]></abbrev-journal-title>
<issn>0123-4226</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Ciencias Aplicadas y Ambientales]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0123-42262020000100021</article-id>
<article-id pub-id-type="doi">10.31910/rudca.v23.n1.2020.1239</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Mercurio total en hígado de Trachemys callirostris (Gray, 1856) (Testudines: Emydidae) en tres zonas de la Mojana, Sucre-Colombia]]></article-title>
<article-title xml:lang="en"><![CDATA[Total mercury in liver of Trachemys callirostris (Gray, 1856) (Testudines: Emydidae) in three areas of la Mojana, Sucre-Colombia]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Meza-Martínez]]></surname>
<given-names><![CDATA[Mayra]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ossa-Velázquez]]></surname>
<given-names><![CDATA[Jaime De La]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández-Gómez]]></surname>
<given-names><![CDATA[Jesús]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Marrugo-Negrete]]></surname>
<given-names><![CDATA[José]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Sucre Maestría en Ciencias Ambientales ]]></institution>
<addr-line><![CDATA[Sincelejo Sucre]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de Sucre Grupo de Investigación en Biodiversidad Tropical ]]></institution>
<addr-line><![CDATA[Sincelejo Sucre]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de Sucre  ]]></institution>
<addr-line><![CDATA[Sincelejo Sucre]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad de Córdoba Grupo de Aguas, Química Aplicada y Ambiental, Laboratorio de Toxicología y Gestión Ambiental ]]></institution>
<addr-line><![CDATA[Montería Córdoba]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2020</year>
</pub-date>
<volume>23</volume>
<numero>1</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0123-42262020000100021&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0123-42262020000100021&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0123-42262020000100021&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN La región de la Mojana, perteneciente a la depresión Momposina, que se encuentra en el norte colombiano, desde hace muchos años, ha estado presentando problemáticas ambientales, asociadas a los metales pesados, en principio, por mercurio que, potencialmente, está afectando la fauna silvestre, en especial, a Trachemys callirostris. Esta especie categorizada como vulnerable, se encuentra amenazada, esencialmente, por la sobreexplotación y la alteración de su hábitat. El objetivo de este estudio fue determinar las concentraciones de mercurio total en hígado de la hicotea T. callirostris en tres localidades del departamento de Sucre, pertenecientes a la región de la Mojana. Los individuos, se obtuvieron, de manera directa, de pescadores de subsistencia, en los municipios de San Marcos, Caimito y Guaranda. Se tomaron muestras de hígado de 35 individuos de T. callirostris y se cuantificaron las concentraciones de mercurio total, por el método de Espectrometría de Absorción Atómica, usando un analizador directo de mercurio, con previos tratamientos de las muestras. Los resultados mostraron diferencias significativas entre los sitios muestreados (p&lt;0,05) en las concentraciones de mercurio. Las concentraciones de mercurio encontradas en este estudio demuestran el potencial riesgo ambiental para las especies que comparten este hábitat, en especial, las de consumo humano.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT The Mojana region, belonging to the Momposina depression in northern Colombia, presents environmental problems associated with heavy metals for many years, mainly due to mercury, which is potentially affecting wildlife, especially Trachemys callirostris. This species categorized as vulnerable, is mainly threatened by overexploitation and alteration of its habitat. The objective of this study was to determine the concentrations of total mercury in the liver of the hicotea T. callirostris in three locations in the department of Sucre belonging to the Mojana region. Turtles were obtained directly from subsistence fishermen from towns San Marcos, Caimito and Guaranda. Liver samples were taken from 35 individuals of T. callirostris and total mercury concentrations were also quantified by the Atomic Absorption Spectrometry method, using a mercury direct analyzer with previous sample treatments. The results showed significant differences between the sampled sites (p &lt;0.05) in mercury concentrations. The mercury concentrations found in this study demonstrate the potential environmental risk for the species that share this habitat, especially those for human consumption.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[metales pesados]]></kwd>
<kwd lng="es"><![CDATA[contaminación]]></kwd>
<kwd lng="es"><![CDATA[Cheloniidae]]></kwd>
<kwd lng="es"><![CDATA[minería]]></kwd>
<kwd lng="es"><![CDATA[bioacumulación]]></kwd>
<kwd lng="en"><![CDATA[Heavy metals]]></kwd>
<kwd lng="en"><![CDATA[Cheloniidae]]></kwd>
<kwd lng="en"><![CDATA[contamination]]></kwd>
<kwd lng="en"><![CDATA[mining]]></kwd>
<kwd lng="en"><![CDATA[bioaccumulation]]></kwd>
</kwd-group>
</article-meta>
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