<?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>0185-3880</journal-id>
<journal-title><![CDATA[Ciencias marinas]]></journal-title>
<abbrev-journal-title><![CDATA[Cienc. mar]]></abbrev-journal-title>
<issn>0185-3880</issn>
<publisher>
<publisher-name><![CDATA[Universidad Autónoma de Baja California, Instituto de Investigaciones Oceanológicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0185-38802015000400269</article-id>
<article-id pub-id-type="doi">10.7773/cm.v41i4.2545</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Current status of the California sea lion (Zalophus californianus) and the northern elephant seal (Mirounga angustirostris) at the San Benito Archipelago, Mexico]]></article-title>
<article-title xml:lang="es"><![CDATA[Estado actual del lobo marino de California (Zalophus californianus) y el elefante marino del norte (Mirounga angustirostris) en el archipiélago San Benito, México]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Elorriaga-Verplancken]]></surname>
<given-names><![CDATA[Fernando R]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ferretto]]></surname>
<given-names><![CDATA[Giulia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Angell]]></surname>
<given-names><![CDATA[Olivia C]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Harris]]></surname>
<given-names><![CDATA[Christine]]></given-names>
</name>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Politécnico Nacional Centro Interdisciplinario de Ciencias Marinas Departamento de Pesquerías y Biología Marina]]></institution>
<addr-line><![CDATA[La Paz Baja California Sur]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Università Politecnica delle Marche Dipartimento di Scienze della Vita e dell'Ambiente ]]></institution>
<addr-line><![CDATA[Ancona ]]></addr-line>
<country>Italy</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Ecology Project International  ]]></institution>
<addr-line><![CDATA[La Paz Baja California Sur]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2015</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2015</year>
</pub-date>
<volume>41</volume>
<numero>4</numero>
<fpage>269</fpage>
<lpage>281</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0185-38802015000400269&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0185-38802015000400269&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0185-38802015000400269&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: The California sea lion (CSL) and the northern elephant seal (NES) are the two most abundant pinniped species inhabiting the San Benito Archipelago (Baja California, Mexico). This study reports the results of the first survey to gather abundance information from continuous breeding seasons (2012-2015) and over the course of a single year (2014). Relative to the previous year, the abundance of CSLs declined in July 2014; however, based on historical censuses, the colony at the archipelago was catalogued as "stable". Intra-annually, the CSL abundance was regulated by pups and adult females, which reached their peak during the breeding season (July). Moreover, we hypothesize that subadult males from the west coast of Baja California enter the Gulf of California. The NES fluctuations were most affected by the breeding season (February), when the number of pups and adult females peaked, and by the important presence of juveniles in May and September. The NES colony at the archipelago was catalogued as "in decline", based on previous countings. This high-resolution survey complements past and future studies in the region, and adds another dimension to our understanding of these species, which is largely based on information from their main rookeries in California.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: El lobo marino de California (LMC) y el elefante marino del norte (EMN) son los dos pinnipedos más abundantes del archipiélago San Benito (Baja California, México). Este estudio reporta los resultados del primer monitoreo que reúne información de temporadas reproductivas continuas (2012-2015) y a lo largo de un año (2014). La abundancia de LMC declinó en julio de 2014, en comparación con el año previo; sin embargo, la colonia del archipiélago se catalogó como "estable", tomando como base censos históricos. Intraanualmente, la abundancia del LMC fue regulada por crías y hembras adultas, las cuales alcanzaron su pico durante la temporada reproductiva (julio). Adicionalmente, se apoya la hipótesis de que machos subadultos de la costa occidental de Baja California ingresan al golfo de California. Las fluctuaciones del EMN fueron afectadas principalmente por la temporada de reproducción (febrero), cuando se presentó un pico de crías y hembras adultas, así como por la presencia importante de juveniles en mayo y septiembre. El EMN del archipiélago se catalogó como "en declive" con base en conteos de años anteriores. Este monitoreo de alta resolución se complementa con estudios pasados y futuros, y agrega otra dimensión a nuestro entendimiento de esta especies, el cual se basa mayoritariamente en las colonias principales que se ubican en California.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[California sea lions]]></kwd>
<kwd lng="en"><![CDATA[northern elephant seals]]></kwd>
<kwd lng="en"><![CDATA[San Benito Archipelago]]></kwd>
<kwd lng="en"><![CDATA[Baja California]]></kwd>
<kwd lng="en"><![CDATA[abundance]]></kwd>
<kwd lng="es"><![CDATA[lobos marinos de California]]></kwd>
<kwd lng="es"><![CDATA[elefantes marinos del norte]]></kwd>
<kwd lng="es"><![CDATA[archipiélago San Benito]]></kwd>
<kwd lng="es"><![CDATA[Baja California]]></kwd>
<kwd lng="es"><![CDATA[abundancia]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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