{"id":13105,"date":"2001-02-10T00:00:00","date_gmt":"2001-02-10T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/proliferacions-algals-nocives-a-la-costa-catalana\/"},"modified":"2001-02-10T00:00:00","modified_gmt":"2001-02-10T00:00:00","slug":"proliferacions-algals-nocives-a-la-costa-catalana","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-tierra-y-del-espacio\/proliferacions-algals-nocives-a-la-costa-catalana\/","title":{"rendered":"Proliferacions algals nocives a la costa catalana"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Magda Vila Reig <\/strong><\/h2>\n<p>El mar mediterr\u00e1neo es un conjunto de mar oligotr\u00f3fico con picos productivos en primavera y oto\u00f1o debido a la entrada de nutrientes tras la mezcla de la columna de agua. Pero en la franja de agua costera de un litoral tan humanizado como es la costa catalana hay abundantes aportes de nutrientes y una importante artificializaci\u00f3n de la l\u00ednea de costa. La demanda de aguas tranquilas, es decir, confinadas, b\u00e1sicamente para el recreo p\u00fablico se ha traducido en la creaci\u00f3n de numerosos espingones, diques (para la protecci\u00f3n de playas) y puertos deportivos. Como resultado, hay actualmente en la costa catalana aprox., Un puerto cada 10 km. Si adem\u00e1s tenemos en cuenta que el mediterr\u00e1neo es un mar con escasa amplitud de mare, el tiempo de residencia del agua en \u00e9stas \u00e1reas confinadas ser\u00e1 elevado.  seg\u00fan el cl\u00e1sico mandala de margalef las proliferaciones de dinoflagelados tienen lugar al coincidir elevadas concentraciones de nutrientes y baja turbulencia. Ambas condiciones se cumplen en los puertos, que adem\u00e1s pueden actuar como trampas de sedimentaci\u00f3n donde se acumular\u00edan los quistes de resistencia de los dinoflagelados que dar\u00edan lugar a proliferaciones recurrentes. existe, pues, una problem\u00e1tica potencial de proliferaciones de dinoflagelados en \u00e1reas confinadas que se ha puesto de manifiesto tras el muestreo de fitopl\u00e1ncton en varios puertos (1995-1999). Los resultados indican que las proliferaciones de dinoflagelados son frecuentes en los puertos y, adem\u00e1s, muchas est\u00e1n causadas por especies potencialmente t\u00f3xicas o nocivas. en este sentido son habituales la proliferaciones de alexandrium minutum (especie productora de toxicidad psp &#8211; paralythic shellfish poisoning). esta especie se ha detectado de forma recurrente y en elevadas concentraciones s\u00f3lo dentro de los puertos, no observ\u00e1ndose proliferaciones en aguas libres. se han detectado por primera vez en el mediterr\u00e1neo proliferaciones de alexandrium catenella (t<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Proliferacions algals nocives a la costa catalana<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Proliferacions algals nocives a la costa catalana <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Magda Vila Reig <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 02\/10\/2001<\/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>Maximino Delgado Mor\u00e1n<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Marta Estrada miyares <\/li>\n<li>mariona Hern\u00e1ndez marin\u00e9 (vocal)<\/li>\n<li>dolors Blasco font de rubinat (vocal)<\/li>\n<li>Jorge Diogene fadini (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Magda Vila Reig El mar mediterr\u00e1neo es un conjunto de mar oligotr\u00f3fico con picos productivos en primavera [&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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