<?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>0034-7744</journal-id>
<journal-title><![CDATA[Revista de Biología Tropical]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. biol. trop]]></abbrev-journal-title>
<issn>0034-7744</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Costa Rica]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0034-77442015000500329</article-id>
<article-id pub-id-type="doi">10.15517/rbt.v63i1.23112</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Peces arrecifales someros en el islote rocoso La Viuda, Golfo Dulce, Costa Rica]]></article-title>
<article-title xml:lang="en"><![CDATA[Shallow reef fishes around &#8220;La Viuda&#8221; rocky islet, Golfo Dulce, Costa Rica]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Palacios-Martínez]]></surname>
<given-names><![CDATA[Gerardo Emigdio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Fundación Proar  ]]></institution>
<addr-line><![CDATA[Liberia ]]></addr-line>
<country>Costa Rica</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2015</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2015</year>
</pub-date>
<volume>63</volume>
<fpage>329</fpage>
<lpage>338</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_arttext&amp;pid=S0034-77442015000500329&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_abstract&amp;pid=S0034-77442015000500329&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_pdf&amp;pid=S0034-77442015000500329&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Los arrecifes rocosos proveen una alta diversidad de organismos. Se presentaron cambios en la estructura de la comunidad íctica a lo largo de la estación climática y la acción del oleaje. Este estudio evaluó la diversidad y la abundancia de los peces del arrecife rocoso La Viuda, Golfo Dulce, Costa Rica (8°37&#8217;33&#8221; N - 83°14&#8217;08&#8221; W). Los peces fueron estudiados con el método de Bohnsack y Bannerot comparando las estaciones seca y lluviosa, las zonas protegidas y expuestas al oleaje usando índices ecológicos. El total de especies fue 28, las familias más abundantes fueron Pomacentridae y Labridae. La diversidad de Shannon-Wiener resultó entre 1,1 y 1,73 nits/ ind. El índice de Pielou en La Viuda fue 0.43. Se encontró mayor diversidad de especies en la época seca y en la zona protegida al oleaje.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Rocky reefs maintain a high diversity of organisms. Differences in fish community could be expected by seasonal events and wave action on rocky reefs. I studied &#8220;La Viuda&#8221; rocky islet, Golfo Dulce, CostA Rica (8°37&#8217;33&#8221; N - 83°14&#8217;08&#8221; W) with Bohnsack and Bannerot visual census methods four times between February and December 2002. I identified 28 species and the most abundant families were Pomacentridae and Labridae. Shannon-Wiener diversity was between 1.1 and 1.73 nits/ind., and Pielou 0.43. There is a higher diversity in the dry season and in areas protected from wave action. Rev. Biol. Trop. 63 (Suppl. 1): 329-338. Epub 2015 April 01.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[comunidad íctica]]></kwd>
<kwd lng="es"><![CDATA[arrecife rocoso]]></kwd>
<kwd lng="es"><![CDATA[Golfo Dulce]]></kwd>
<kwd lng="es"><![CDATA[censo visual]]></kwd>
<kwd lng="es"><![CDATA[pH]]></kwd>
<kwd lng="es"><![CDATA[temperatura]]></kwd>
<kwd lng="es"><![CDATA[disco Secchi]]></kwd>
<kwd lng="es"><![CDATA[salinidad.]]></kwd>
<kwd lng="en"><![CDATA[fish community]]></kwd>
<kwd lng="en"><![CDATA[rocky reefs]]></kwd>
<kwd lng="en"><![CDATA[Golfo Dulce]]></kwd>
<kwd lng="en"><![CDATA[visual census]]></kwd>
<kwd lng="en"><![CDATA[pH]]></kwd>
<kwd lng="en"><![CDATA[temperature]]></kwd>
<kwd lng="en"><![CDATA[Secchi disc]]></kwd>
<kwd lng="en"><![CDATA[salinity]]></kwd>
</kwd-group>
</article-meta>
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<article-title xml:lang=""><![CDATA[Mating systems, sex change and sexual demography in the rainbow wrasse, Thalassoma lucasanum]]></article-title>
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