{"id":138446,"date":"2026-01-12T17:35:30","date_gmt":"2026-01-12T17:35:30","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/ecologia-i-produccio-del-bentos-del-llacs-de-banyoles\/"},"modified":"2026-01-12T17:35:30","modified_gmt":"2026-01-12T17:35:30","slug":"ecologia-i-produccio-del-bentos-del-llacs-de-banyoles","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-tierra-y-del-espacio\/ecologia-i-produccio-del-bentos-del-llacs-de-banyoles\/","title":{"rendered":"Ecolog\u00eda i produccio del bentos del llacs de banyoles"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Mar\u00eda Rieradevall Sant <\/strong><\/h2>\n<p>La tesis es un estudio de las comunidades bentonicas que pueblan las zonas sublitorales (5-12m) y profundas (20m.) del lago de banyoles, lago de origen carstico situado en el ne de espa\u00f1a (girona). En una primera parte se estudian las caracteristicas fisico-quimicas cerca del sedimento de las 4 cubetas en que puede dividirse el lago, resultando que en una de ellas no hay oxigeno en todo el a\u00f1o, en otra hay falta de oxigeno durante 4-5 meses y en las otras dos solamente en 1 mes en la zona profunda. En las zonas sublitorales no hay problemas con el oxigeno y la granulometria del sedimento es mas grosera que la de la zona profunda.  en total se identifican 73 especies, la mayoria de ellas oligoquetos y quironomidos.  en las zonas de anoxia permanente la comunidad se reduce al diptero chaoborus flavicans aumentando la diversidad en las zonas con menos problemas de oxigeno y siendo maxima en las zonas sin problemas de oxigeno. Las densidades fluctuan entre pocos individuos hasta 10.500 ind\/m2 en promedio anual. La comunidad esta representada mayormente por especies detritivoras y carnivoras, estas ultimas pueden representar mas del 90% de los individuos.  la produccion de quironomidos llega hasta 5 gr\/m2. A\u00f1o.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Ecolog\u00eda i produccio del bentos del llacs de banyoles<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Ecolog\u00eda i produccio del bentos del llacs de banyoles <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Mar\u00eda Rieradevall Sant <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1992<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Narcis Prat Fornells<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Ramon Margalef Lopez <\/li>\n<li>Ram\u00f3n Juli\u00e1 Brugu\u00e9s (vocal)<\/li>\n<li>Carlos Abella Ametller (vocal)<\/li>\n<li>Enrique Martinez Ansimil (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Mar\u00eda Rieradevall Sant La tesis es un estudio de las comunidades bentonicas que pueblan las zonas sublitorales [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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