{"id":79106,"date":"2018-03-09T23:24:54","date_gmt":"2018-03-09T23:24:54","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/ecologia-de-la-alimentacion-de-las-larvas-de-sardina-pilchardus-walbaum-1792-scomber-scombrus-linne-1798-y-engraulis-encrasicolus-linne-1798-en-el-mar-cantabrico\/"},"modified":"2018-03-09T23:24:54","modified_gmt":"2018-03-09T23:24:54","slug":"ecologia-de-la-alimentacion-de-las-larvas-de-sardina-pilchardus-walbaum-1792-scomber-scombrus-linne-1798-y-engraulis-encrasicolus-linne-1798-en-el-mar-cantabrico","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-tierra-y-del-espacio\/ecologia-de-la-alimentacion-de-las-larvas-de-sardina-pilchardus-walbaum-1792-scomber-scombrus-linne-1798-y-engraulis-encrasicolus-linne-1798-en-el-mar-cantabrico\/","title":{"rendered":"Ecolog\u00eda de la alimentacion de las larvas de sardina pilchardus (walbaum, 1792), scomber scombrus (linne, 1798) y engraulis encrasicolus (linne 1798) en el mar cantabrico"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Itziar Munuera Fernandez <\/strong><\/h2>\n<p>Entre las pesquer\u00edas m\u00e1s importantes del mar cant\u00e1brico est\u00e1n la de sardina (sardina pilchardus), anchoa (engraulis encrasicolus) y caballa (scomber scombrus). Las capturas de estas especies han sufrido cambios dr\u00e1sticos durante el siglo xx, suscitando numerosos estudios sobre las causas de los cambios en la magnitud del reclutamiento.  el prop\u00f3sito de esta memoria, es contribuir al conocimiento de algunos factores que influyen en la supervivencia larvaria de las poblaciones de tres especies de peces de gran importancia comercial en el mar cant\u00e1brico. en concreto, el estudio de estos factores se ha llevado a cabo mediante los siguientes objetivos generales:  1. Variaciones de la dieta larvaria. Se analizan los cambios cualitativos y cuantitativos de la dieta de las larvas de s. Pilchardus, s. Scombrus y e. Encrasicolus a lo largo de su ontogenia (cap\u00edtulos iii y v, cap\u00edtulo iv y cap\u00edtulo vi, respectivamente).  2. V\u00edas tr\u00f3ficas alternativas. Se analiza la importancia relativa de la \u00abcadena alimentaria cl\u00e1sica\u00bb en la dieta de las larvas de s. Scombrus frente a otras v\u00edas alternativas (cap\u00edtulo iv).  3. Presi\u00f3n de depredaci\u00f3n por parte de las larvas de caballa. Se determina la influencia que la presi\u00f3n de depredaci\u00f3n ejercida por las larvas de s. Scombrus puede tener sobre la disponibilidad de alimento para las mismas. secundariamente, se analiza el efecto de esta depredaci\u00f3n en la regulaci\u00f3n de las poblaciones de las presas (cap\u00edtulo iv).  4. Ecolog\u00eda tr\u00f3fica de las larvas de sardina. Se determina la existencia de cambios estacionales en la ecolog\u00eda tr\u00f3fica de las larvas de s. Pilchardus (cap\u00edtulo v).<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Ecolog\u00eda de la alimentacion de las larvas de sardina pilchardus (walbaum, 1792), scomber scombrus (linne, 1798) y engraulis encrasicolus (linne 1798) en el mar cantabrico<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Ecolog\u00eda de la alimentacion de las larvas de sardina pilchardus (walbaum, 1792), scomber scombrus (linne, 1798) y engraulis encrasicolus (linne 1798) en el mar cantabrico <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Itziar Munuera Fernandez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Oviedo<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 17\/03\/2006<\/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> Gonzalez Quiros Fernandez Rafael<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: fernando Villate <\/li>\n<li>pedro Re (vocal)<\/li>\n<li>pilar Olivar (vocal)<\/li>\n<li>m Rodriguez jose (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Itziar Munuera Fernandez Entre las pesquer\u00edas m\u00e1s importantes del mar cant\u00e1brico est\u00e1n la de sardina (sardina pilchardus), [&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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