<?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>0188-4999</journal-id>
<journal-title><![CDATA[Revista internacional de contaminación ambiental]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Int. Contam. Ambient]]></abbrev-journal-title>
<issn>0188-4999</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México, Instituto de Ciencias de la Atmósfera y Cambio Climático]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0188-49992020000400927</article-id>
<article-id pub-id-type="doi">10.20937/rica.53776</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[ESTUDIO INTEGRAL DE LA CALIDAD DEL AGUA EN EL LITORAL DEL PUERTO SAN CARLOS, BAJA CALIFORNIA SUR, MÉXICO]]></article-title>
<article-title xml:lang="en"><![CDATA[HOLISTIC STUDY OF WATER QUALITY IN THE LITTORAL OF PUERTO SAN CARLOS, BAJA CALIFORNIA SUR, MEXICO]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cervantes-Duarte]]></surname>
<given-names><![CDATA[Rafael]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Santos-Echeandía]]></surname>
<given-names><![CDATA[Juan]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez-Herrera]]></surname>
<given-names><![CDATA[Juan J.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Marmolejo-Rodríguez]]></surname>
<given-names><![CDATA[Ana J.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Politécnico Nacional Centro Interdisciplinario de Ciencias Marinas (CICIMAR) Departamento de Oceanología]]></institution>
<addr-line><![CDATA[La Paz Baja California Sur]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Instituto Español de Oceanografía Centro Oceanográfico de Vigo Departamento de Contaminación Marina y Efectos Biológicos]]></institution>
<addr-line><![CDATA[Vigo ]]></addr-line>
<country>España</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Instituto de Investigaciones Marinas CSIC ]]></institution>
<addr-line><![CDATA[Vigo ]]></addr-line>
<country>España</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2020</year>
</pub-date>
<volume>36</volume>
<numero>4</numero>
<fpage>927</fpage>
<lpage>943</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0188-49992020000400927&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0188-49992020000400927&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0188-49992020000400927&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN En marzo y noviembre de 2014 se llevaron a cabo mediciones de parámetros físicos, químicos y biológicos del agua superficial en 22 sitios del litoral de Puerto San Carlos (Bahía Magdalena, Baja California Sur, México), con el objetivo de evaluar la calidad del agua, identificar las posibles fuentes de contaminación y su estatus de acuerdo con la reglamentación mexicana. El área de estudio fue dividida en tres zonas según su actividad principal: 1) central termoeléctrica, 2) muelle fiscal portuario y (3) estero San Carlos, aledaño al poblado del mismo nombre. Los parámetros físicos, químicos y biológicos medidos fueron: temperatura, salinidad, oxígeno disuelto, clorofila-a, nutrientes, metales traza disueltos y bacterias coliformes. Los resultados mostraron una mala calidad del agua en las tres zonas estudiadas, de acuerdo con la NOM-001-SEMARNAT-1996 y los Criterios Ecológicos de Calidad del Agua CE-CCA-001/89, en particular con relación a los niveles de fosfato, amonio, silicato (no reglamentado) y la presencia de Escherichia coli. Las tres zonas se consideran fuentes de contaminación y su impacto es mayor en el mes más cálido y en mareas muertas, debido probablemente a la entrada de aguas contaminadas con derivados de residuos antrópicos. De acuerdo con las autoridades sanitarias del estado de Baja California Sur, la certificación de calidad del agua en Bahía Magdalena ha sido variable: en 2014 no fue certificada, mientras que en el periodo 2015-2017 fue nuevamente certificada. Esta región, que constituye un importante sitio de aprovechamiento pesquero y turístico, se encuentra en riesgo de contaminación debido a la falta de un sistema de tratamiento de aguas residuales en el poblado y a la inadecuada disposición de aguas grises y negras del puerto.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT Physical, chemical and biological parameters were measured in March and November 2014. These water analyses were carried out at 22 sites on the coast of Puerto San Carlos (Magdalena Bay, Baja California Sur, Mexico), with the objective of assessing water quality and identifying possible sources of water pollution and its status according to Mexican regulations. The study area was divided into three zones according to its main activity: (1) thermoelectric power station, (2) fiscal port harbor and (3) San Carlos estuary, adjacent to the to the town of the same name. The measured physical, chemical and biological parameters were temperature, salinity, dissolved oxygen, chlorophyll-a, nutrients, dissolved trace metals, and coliform bacteria. The results showed poor water quality in the three areas studied, in accordance with NOM-001-SEMARNAT-1996 and the ecological criteria for water quality CE-CCA-001/89, in particular regarding phosphate, ammonium, and silicate (unregulated) concentrations, as well as the presence of Escherichia coli. The three zones are considered sources of anthropogenic contamination whose impact is greater in the warmest month and dead tides, probably due to the entry of water contaminated by anthropogenic waste derivatives. According to the sanitary authorities of the state of Baja California Sur, the certification of water quality in Magdalena Bay has been variable: it was not certified in 2014, whilst in the period 2015-2017 it was re-certified. Although this region is an important touristic and fishing site, it is at risk of contamination due to the lack of a wastewater treatment system in the town and the inadequate disposal of raw sewage from the port.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[parámetros físicos y químicos]]></kwd>
<kwd lng="es"><![CDATA[nutrientes]]></kwd>
<kwd lng="es"><![CDATA[metales disueltos]]></kwd>
<kwd lng="es"><![CDATA[bacterias coliformes]]></kwd>
<kwd lng="es"><![CDATA[laguna costera]]></kwd>
<kwd lng="en"><![CDATA[physical and chemical parameters]]></kwd>
<kwd lng="en"><![CDATA[nutrients]]></kwd>
<kwd lng="en"><![CDATA[dissolved metals]]></kwd>
<kwd lng="en"><![CDATA[coliform bacteria]]></kwd>
<kwd lng="en"><![CDATA[coastal lagoon]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ahmad]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Farouk]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Abd El-Moghny]]></surname>
<given-names><![CDATA[M.W.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A regional stratigraphic correlation for the upper Campanian phosphorites and associated rocks in Egypt and Jordan]]></article-title>
<source><![CDATA[P. Geol. Assoc.]]></source>
<year>2014</year>
<volume>125</volume>
<page-range>419-31</page-range></nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Araújo]]></surname>
<given-names><![CDATA[D.F.]]></given-names>
</name>
<name>
<surname><![CDATA[Boaventura]]></surname>
<given-names><![CDATA[G.R.]]></given-names>
</name>
<name>
<surname><![CDATA[Machado]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
<name>
<surname><![CDATA[Viers]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Weiss]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Patchineelam]]></surname>
<given-names><![CDATA[S.R.]]></given-names>
</name>
<name>
<surname><![CDATA[Ruiz]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodrigues]]></surname>
<given-names><![CDATA[A.P.C.]]></given-names>
</name>
<name>
<surname><![CDATA[Babinski]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Dantas]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Tracing of anthropogenic zinc sources in coastal environments using stable isotope composition]]></article-title>
<source><![CDATA[Chem. Geol.]]></source>
<year>2017</year>
<volume>449</volume>
<page-range>226-35</page-range></nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Badran]]></surname>
<given-names><![CDATA[M.I.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Dissolved oxygen, chlorophyll-a and nutrients: Seasonal cycles in waters of the gulf of Aquaba, Red Sea]]></article-title>
<source><![CDATA[Aquat. Ecosyst. Health]]></source>
<year>2001</year>
<volume>4</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>139-50</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Beiras]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<source><![CDATA[Marine Pollution]]></source>
<year>2018</year>
<edition>1a</edition>
<page-range>408</page-range><publisher-loc><![CDATA[Ámsterdam ]]></publisher-loc>
<publisher-name><![CDATA[Elsevier]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cervantes-Duarte]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[López-López]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Aguirre-Bahena]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[González-Rodríguez]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Futema-Jiménez]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Relevancia de fuentes nitrogenadas nuevas y regeneradas en la columna de agua en Bahía Magdalena (SO) Península de Baja California, México]]></article-title>
<source><![CDATA[Rev. Biol. Mar.]]></source>
<year>2012</year>
<volume>47</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>587-92</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cervantes-Duarte]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Prego]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[López-López]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Aguirre-Bahena]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Ospina-Álvarez]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Annual patterns of nutrients and chlorophyll in a subtropical coastal lagoon under the upwelling influence (SW of Baja California Peninsula)]]></article-title>
<source><![CDATA[Estuar. Coast. Shelf S.]]></source>
<year>2013</year>
<volume>120</volume>
<page-range>54-63</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cervantes-Duarte]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Prego]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Gaxiola-Castro]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[López-López]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Aguirre-Bahena]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Murillo-Murillo]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Intra-annual upwelling patterns and its linkage with primary production in the euphotic zone (24.5° N) of Southern Baja California coast]]></article-title>
<source><![CDATA[Estuar. Coast. Shelf S.]]></source>
<year>2015</year>
<volume>157</volume>
<page-range>51-8</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Clark]]></surname>
<given-names><![CDATA[R.B.]]></given-names>
</name>
</person-group>
<source><![CDATA[Marine Pollution]]></source>
<year>2001</year>
<edition>5a</edition>
<page-range>237</page-range><publisher-loc><![CDATA[Oxford, Reino Unido ]]></publisher-loc>
<publisher-name><![CDATA[Oxford University Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cobelo-García]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Santos-Echeandía]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Prego]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Nieto]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Direct simultaneous determination of Cu, Ni and Y in seawater using adsorptive cathodic stripping voltammetry with mixed ligands]]></article-title>
<source><![CDATA[Electroanal.]]></source>
<year>2005</year>
<volume>17</volume>
<numero>10</numero>
<issue>10</issue>
<page-range>906-11</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dvir]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[Van-Rijn]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Neori]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Nitrogen transformations and factors leading to nitrite accumulation in a hypertrophic marine fish culture system]]></article-title>
<source><![CDATA[Mar. Ecol-Prog. Ser.]]></source>
<year>1999</year>
<volume>181</volume>
<page-range>97-106</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Funes-Rodríguez]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Gómez-Gutiérrez]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Palomares-García]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<source><![CDATA[Estudios ecológicos en Bahía Magdalena]]></source>
<year>2007</year>
<page-range>311</page-range><publisher-loc><![CDATA[La Paz, México ]]></publisher-loc>
<publisher-name><![CDATA[Instituto Politécnico Nacional]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gardiner]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Stiff]]></surname>
<given-names><![CDATA[M.J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The determination of cadmium, lead, copper and zinc in ground water, estuarine water, sewage and sewage effluent by anodic stripping voltammetry]]></article-title>
<source><![CDATA[Water Res.]]></source>
<year>1975</year>
<volume>9</volume>
<numero>5-6</numero>
<issue>5-6</issue>
<page-range>517-23</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[González-Soto]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<source><![CDATA[Geoquímica de elementos mayores y traza en sedimentos mde la cuenca hidrográfica Las Bramonas, Baja California Sur, México]]></source>
<year>2017</year>
<page-range>70</page-range><publisher-loc><![CDATA[Baja California Sur, México ]]></publisher-loc>
<publisher-name><![CDATA[Centro Interdisciplinario de Ciencias Marinas, Instituto Politécnico Nacional]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Jeffrey]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Humphrey]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[New spectrophotometric equations for determining Chlorophylls a, b, c1 and c2 in algal phytoplankton and higher plants]]></article-title>
<source><![CDATA[Biochem. Physiol. Pfl.]]></source>
<year>1975</year>
<volume>167</volume>
<page-range>191-4</page-range></nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Jiménez-Quiroz]]></surname>
<given-names><![CDATA[M.C.]]></given-names>
</name>
<name>
<surname><![CDATA[Cervantes-Duarte]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Funes-Rodríguez]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Barón-Campis]]></surname>
<given-names><![CDATA[S.A.]]></given-names>
</name>
<name>
<surname><![CDATA[García-Romero]]></surname>
<given-names><![CDATA[F.J.]]></given-names>
</name>
<name>
<surname><![CDATA[Hernández-Trujillo]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Hernández-Becerril]]></surname>
<given-names><![CDATA[D.U.]]></given-names>
</name>
<name>
<surname><![CDATA[González-Armas]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Martell-Dubois]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Cerdeira-Estrada]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Fernández-Méndez]]></surname>
<given-names><![CDATA[J.I.]]></given-names>
</name>
<name>
<surname><![CDATA[González-Ania]]></surname>
<given-names><![CDATA[L.V.]]></given-names>
</name>
<name>
<surname><![CDATA[Vásquez-Ortiz]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Barrón-Barraza]]></surname>
<given-names><![CDATA[F.J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Impact of &#8220;The Blob&#8221; and &#8220;El Niño&#8221; in the SW Baja California Peninsula: Plankton and environmental variability of Bahia Magdalena]]></article-title>
<source><![CDATA[Front. Mar. Sci.]]></source>
<year>2019</year>
<volume>6</volume>
<numero>25</numero>
<issue>25</issue>
</nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lares]]></surname>
<given-names><![CDATA[M.L.]]></given-names>
</name>
<name>
<surname><![CDATA[Marinone]]></surname>
<given-names><![CDATA[S.G.]]></given-names>
</name>
<name>
<surname><![CDATA[Rivera-Duarte]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<name>
<surname><![CDATA[Beck]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Sañudo-Wilhelmy]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Spatial variability of trace metals and inorganic nutrients in surface waters of Todos Santos Bay, México in the summer of 2005 during a red tide algal bloom]]></article-title>
<source><![CDATA[Arch. Environ. Con. Tox.]]></source>
<year>2009</year>
<volume>56</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>707-16</page-range></nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Libes]]></surname>
<given-names><![CDATA[S.M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Introduction to marine biogeochemistry]]></source>
<year>2009</year>
<edition>2a</edition>
<publisher-loc><![CDATA[California, EUA ]]></publisher-loc>
<publisher-name><![CDATA[Academic Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lluch-Belda]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Hernández-Rivas]]></surname>
<given-names><![CDATA[M.E.]]></given-names>
</name>
<name>
<surname><![CDATA[Saldierna-Martínez]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Guerrero-Caballero]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Variabilidad de la temperatura superficial del mar en Bahía Magdalena, B.C.S.]]></article-title>
<source><![CDATA[Oceánides]]></source>
<year>2000</year>
<volume>15</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>1-23</page-range></nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Martínez-López]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Verdugo-Díaz]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Composición y dinámica del fitoplancton en El CAB de Bahía Magdalena, B.C.S.]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Lluch-Belda]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Elorduy-Garay]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Lluch-Cota]]></surname>
<given-names><![CDATA[S.E.]]></given-names>
</name>
<name>
<surname><![CDATA[Ponce Díaz]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<source><![CDATA[BAC Centros de actividad biológica del Pacífico mexicano]]></source>
<year>2000</year>
<page-range>125-42</page-range><publisher-loc><![CDATA[SC, La Paz, Baja California Sur, México ]]></publisher-loc>
<publisher-name><![CDATA[Centro de Investigaciones Biológicas del Noroeste]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Parsons]]></surname>
<given-names><![CDATA[T.R.]]></given-names>
</name>
<name>
<surname><![CDATA[Maita]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Lalli]]></surname>
<given-names><![CDATA[C.M.]]></given-names>
</name>
</person-group>
<source><![CDATA[A manual of chemical &amp; biological methods for seawater analysis]]></source>
<year>1984</year>
<page-range>173</page-range><publisher-loc><![CDATA[Oxford, Reino Unido ]]></publisher-loc>
<publisher-name><![CDATA[Pergamon Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="book">
<collab>PMSMB-CBCS</collab>
<source><![CDATA[Estudio inicial para la clasificación sanitaria de las áreas de cultivo y extracción silvestre de moluscos bivalvos del complejo lagunar de Bahía Magdalena-Bahía Almejas, en el Municipio de Comondú (junio 2007 a marzo del 2009)]]></source>
<year>2009</year>
<page-range>93</page-range><publisher-loc><![CDATA[México ]]></publisher-loc>
<publisher-name><![CDATA[Programa Mexicano de Sanidad de Moluscos Bivalvos, Comité Baja California Sur]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="book">
<collab>PMSMB-CBCS</collab>
<source><![CDATA[Estudio sanitario para la reclasificación de las áreas de cultivo y extracción silvestre de moluscos bivalvos del complejo lagunar Bahía Magdalena-Bahía Almejas, en el municipio de Comondú (octubre 2013-junio 2014)]]></source>
<year>2013</year>
<page-range>39</page-range><publisher-name><![CDATA[Programa Mexicano de Sanidad de Moluscos Bivalvos, Comité Baja California Sur]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="book">
<collab>PMSMB-CBCS</collab>
<source><![CDATA[Estudio para la reclasificación sanitaria de las áreas de cultivo y extracción silvestre de moluscos bivalvos del complejo lagunar Bahía Magdalena-Bahía Almejas, en el municipio de Comondú (noviembre 2015-abril 2018)]]></source>
<year>2015</year>
<page-range>45</page-range><publisher-loc><![CDATA[México ]]></publisher-loc>
<publisher-name><![CDATA[Programa Mexicano de Sanidad de Moluscos Bivalvos, Comité Baja California Sur]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rábago-Quiroz]]></surname>
<given-names><![CDATA[C.H.]]></given-names>
</name>
<name>
<surname><![CDATA[García-Borbón]]></surname>
<given-names><![CDATA[J.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Palacios-Salgado]]></surname>
<given-names><![CDATA[D.S.]]></given-names>
</name>
<name>
<surname><![CDATA[Barrón-Barraza]]></surname>
<given-names><![CDATA[F.J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Length-weight relation for eleven demersal fish species in the artisanal shrimp fishery áreas from the Bahia Magdalena-Almejas lagoon system, Mexico]]></article-title>
<source><![CDATA[Acta Ichthyol. Piscat.]]></source>
<year>2017</year>
<volume>47</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>303-5</page-range></nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Raven]]></surname>
<given-names><![CDATA[J.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Evans]]></surname>
<given-names><![CDATA[M.C.W.]]></given-names>
</name>
<name>
<surname><![CDATA[Korb]]></surname>
<given-names><![CDATA[R.E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The role of trace metals in photosynthetic electron transport in O2-evolving organisms]]></article-title>
<source><![CDATA[Photosynth. Res.]]></source>
<year>1999</year>
<volume>60</volume>
<page-range>111-49</page-range></nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Robinson]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Evolution of the 2014-2015 sea surface temperature warming in the central west coast of Baja California, Mexico, recorded by remote sensing: The warm anomaly in Baja California]]></article-title>
<source><![CDATA[Geophys. Res. Lett.]]></source>
<year>2016</year>
<volume>43</volume>
<page-range>7066-71</page-range></nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rodríguez-Meza]]></surname>
<given-names><![CDATA[G.D.]]></given-names>
</name>
<name>
<surname><![CDATA[Choumiline]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Méndez-Rodríguez]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Acosta-Vargas]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Sapozhnikov]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Composición química de los sedimentos y macroalgas del complejo lagunar Magdalena-Almejas]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Funes-Rodríguez]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Gómez-Gutiérrez]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Palomares-García]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<source><![CDATA[Estudios ecológicos en Bahía Magdalena]]></source>
<year>2007</year>
<page-range>61-82</page-range><publisher-loc><![CDATA[La Paz, México ]]></publisher-loc>
<publisher-name><![CDATA[Instituto Politécnico Nacional]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rudnick]]></surname>
<given-names><![CDATA[R.L.]]></given-names>
</name>
<name>
<surname><![CDATA[Gao]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Composition of the continental crust]]></article-title>
<source><![CDATA[Treatise on Geochemistry]]></source>
<year>2003</year>
<volume>1</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>1-64</page-range></nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Russell-Flegal]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Sañudo-Wilhelmy]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Comparable levels of trace metal contamination in two semi-enclosed embayments: San Diego Bay and South San Francisco Bay]]></article-title>
<source><![CDATA[Environ. Sci. Technol.]]></source>
<year>1993</year>
<volume>27</volume>
<page-range>1934-6</page-range></nlm-citation>
</ref>
<ref id="B30">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Santos-Echeandia]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Prego]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Cobelo-García]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Millward]]></surname>
<given-names><![CDATA[G.E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Porewater geochemistry in a Galician Ria (NW Iberian Peninsula): Implications for benthic fluxes of dissolved trace elements (Co, Cu, Ni, Pb, V, Zn)]]></article-title>
<source><![CDATA[Mar. Chem.]]></source>
<year>2009</year>
<volume>117</volume>
<numero>1-4</numero>
<issue>1-4</issue>
<page-range>77-87</page-range></nlm-citation>
</ref>
<ref id="B31">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Santos-Echeandia]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Prego]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Cobelo-García]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Intra-annual variation and baseline concentrations of dissolved trace metals in the Vigo Ria and adjacent coastal waters (NE Atlantic Coast)]]></article-title>
<source><![CDATA[Mar. Pollut. Bull.]]></source>
<year>2009</year>
<volume>58</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>298-303</page-range></nlm-citation>
</ref>
<ref id="B32">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Santos-Echeandia]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Direct simultaneous determination of Co, Cu, Fe, Ni and V in pore waters by means of adsorptive cathodic stripping voltammetry with mixed ligands]]></article-title>
<source><![CDATA[Talanta]]></source>
<year>2011</year>
<volume>85</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>506-12</page-range></nlm-citation>
</ref>
<ref id="B33">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sañudo-Wilhelmy]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Russell-Flegal]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Trace element distributions in coastal waters along the US-Mexican boundary: Relative contributions of natural processes vs. anthropogenic inputs]]></article-title>
<source><![CDATA[Mar. Chem.]]></source>
<year>1989</year>
<volume>33</volume>
<page-range>371-92</page-range></nlm-citation>
</ref>
<ref id="B34">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sañudo-Wilhelmy]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Russell-Flegal]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Trace metal concentrations in the surf zone and in coastal waters off Baja California, Mexico]]></article-title>
<source><![CDATA[Environ. Sci. Technol.]]></source>
<year>1996</year>
<volume>30</volume>
<page-range>1575-80</page-range></nlm-citation>
</ref>
<ref id="B35">
<nlm-citation citation-type="journal">
<collab>SEDUE</collab>
<article-title xml:lang=""><![CDATA[Criterios ecológicos de calidad del agua CE-CCA-001/89]]></article-title>
<source><![CDATA[Secretaría de Desarrollo Urbano y Ecología, Instituto de Ecología, México. Diario Oficial de la Federación, 13 de diciembre]]></source>
<year>1989</year>
</nlm-citation>
</ref>
<ref id="B36">
<nlm-citation citation-type="journal">
<collab>SEMARNAT</collab>
<article-title xml:lang=""><![CDATA[Norma Oficial Mexicana NOM-001-CNA-1996. Que establece los niveles máximos permisibles de contaminantes en las descargas de aguas residuales y bienes nacionales]]></article-title>
<source><![CDATA[Secretaría de Medio Ambiente, Recursos Naturales y Pesca. Diario Oficial de la Federación, 6 de enero]]></source>
<year>1997</year>
</nlm-citation>
</ref>
<ref id="B37">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Shumilin]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez-Meza]]></surname>
<given-names><![CDATA[G.D.]]></given-names>
</name>
<name>
<surname><![CDATA[Sapozhnikov]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Lutsarev]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Murrillo de Nava]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Arsenic concentrations in the surface sediments of the Magdalena-Almejas Lagoon Complex, Baja California Peninsula, Mexico]]></article-title>
<source><![CDATA[B. Environ. Contam. Tox.]]></source>
<year>2005</year>
<volume>74</volume>
<page-range>493-500</page-range></nlm-citation>
</ref>
<ref id="B38">
<nlm-citation citation-type="journal">
<collab>SSA</collab>
<article-title xml:lang=""><![CDATA[Reglamento para la prevención y control de la contaminación de las aguas]]></article-title>
<source><![CDATA[Secretaría de Salud. Diario Oficial de la Federación, 29 de marzo]]></source>
<year>1973</year>
</nlm-citation>
</ref>
<ref id="B39">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Strickland]]></surname>
<given-names><![CDATA[D.H.]]></given-names>
</name>
<name>
<surname><![CDATA[Parsons]]></surname>
<given-names><![CDATA[T.R.]]></given-names>
</name>
</person-group>
<source><![CDATA[A practical handbook of seawater analysis. Bulletin 167]]></source>
<year>1972</year>
<edition>2a</edition>
<page-range>310</page-range><publisher-loc><![CDATA[Ottawa, Canadá ]]></publisher-loc>
<publisher-name><![CDATA[Fisheries Research Board of Canada]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B40">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sujitha]]></surname>
<given-names><![CDATA[S.B.]]></given-names>
</name>
<name>
<surname><![CDATA[Jonathan]]></surname>
<given-names><![CDATA[M.P.]]></given-names>
</name>
<name>
<surname><![CDATA[Escobedo-Urías]]></surname>
<given-names><![CDATA[D.C.]]></given-names>
</name>
<name>
<surname><![CDATA[Aguirre-Bahena]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Campos-Villegas]]></surname>
<given-names><![CDATA[L.E.]]></given-names>
</name>
<name>
<surname><![CDATA[Muñoz-Sevilla]]></surname>
<given-names><![CDATA[N.P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Spatial variability of inorganic nutrients and physical parameters in the waters of Bahia Magdalena lagoon, Pacific Coast, Mexico]]></article-title>
<source><![CDATA[Acta Ecol. Sin.]]></source>
<year>2017</year>
<volume>37</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>187-94</page-range></nlm-citation>
</ref>
<ref id="B41">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sunda]]></surname>
<given-names><![CDATA[W.G.]]></given-names>
</name>
<name>
<surname><![CDATA[Huntsman]]></surname>
<given-names><![CDATA[S.A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cobalt and zinc interplacement in marine phytoplankton: Biological and geochemical implications]]></article-title>
<source><![CDATA[Limnol. Oceanogr.]]></source>
<year>1995</year>
<volume>40</volume>
<page-range>1404-17</page-range></nlm-citation>
</ref>
<ref id="B42">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Trezzi]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[García-Orellana]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodellas]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Santos-Echeandia]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Tovar-Sánchez]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[García-Solsona]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Masqué]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Submarine groundwater discharge: A significant source of dissolved trace metals to the North Western Mediterranean Sea]]></article-title>
<source><![CDATA[Mar. Chem.]]></source>
<year>2016</year>
<volume>186</volume>
<page-range>90-100</page-range></nlm-citation>
</ref>
<ref id="B43">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Venrick]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Hayward]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Determining chlorophyll on the 1984 CalCOFI surveys]]></article-title>
<source><![CDATA[CalCOFI Reports]]></source>
<year>1984</year>
<volume>25</volume>
<page-range>74-9</page-range></nlm-citation>
</ref>
<ref id="B44">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Weiss]]></surname>
<given-names><![CDATA[R.F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The solubility of nitrogen, oxygen and argon in water and seawater]]></article-title>
<source><![CDATA[Deep-Sea Res.]]></source>
<year>1970</year>
<volume>17</volume>
<page-range>721-35</page-range></nlm-citation>
</ref>
<ref id="B45">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zárate-Ovando]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Palacios]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Reyes-Bonilla]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Amador]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Saad]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Waterbirds of the lagoon complex Magdalena Bay-Almejas, Baja California Sur, Mexico]]></article-title>
<source><![CDATA[Waterbirds]]></source>
<year>2006</year>
<volume>29</volume>
<page-range>350-64</page-range></nlm-citation>
</ref>
<ref id="B46">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zaytsev]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[Cervantes-Duarte]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Nutrient flux estimates in a tidal basin: A case study of Magdalena lagoon, Mexican Pacific coast]]></article-title>
<source><![CDATA[Estuar. Coast. Shelf S.]]></source>
<year>2018</year>
<volume>207</volume>
<page-range>16-29</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
