{"id":23515,"date":"2016-12-22T14:33:14","date_gmt":"2016-12-22T17:33:14","guid":{"rendered":"http:\/\/patagoniambiental.com.ar\/?p=23515"},"modified":"2016-12-22T14:33:14","modified_gmt":"2016-12-22T17:33:14","slug":"con-trampas-erradicaran-castores-de-tierra-del-fuego","status":"publish","type":"post","link":"https:\/\/patagoniambiental.com.ar\/info\/con-trampas-erradicaran-castores-de-tierra-del-fuego\/","title":{"rendered":"Con trampas, erradicar\u00e1n castores de Tierra del Fuego"},"content":{"rendered":"<p>Aproximadamente 10.000 castores est\u00e1n siendo exterminados en Tierra del Fuego por el peligro que representan para la biodiversidad\u00a0de esa regi\u00f3n, compartida entre Argentina y Chile.<\/p>\n<p>El castor (<em>castor canadensis<\/em>) es una especie invasora\u00a0introducida en dicha isla binacional durante la d\u00e9cada de 1940 y actualmente amenaza con extenderse al norte de la Patagonia.<\/p>\n<p>\u201cNuestro objetivo no es matar castores sino recuperar el ambiente destruido por una especie que no tiene predadores en el sur\u201d, dice a <em>SciDev.Net<\/em> Adri\u00e1n Schiavini, cabeza del proyecto e investigador del Centro Austral de Investigaciones Cient\u00edficas (CADIC\/Conicet).<\/p>\n<p>La cifra representa menos del 10 por ciento de castores que viven actualmente all\u00ed.\u00a0 La intenci\u00f3n en esta primera etapa es eliminar la especie \u2014mediante 200 trampas reutilizables\u2014 en \u00a0ocho zonas argentinas y dos chilenas, y eventualmente extender el proyecto a toda la isla.<\/p>\n<p>\u201cEn tres a\u00f1os se volver\u00e1n a medir los indicadores para ver si el ambiente acu\u00e1tico y terrestre vuelve a la situaci\u00f3n antigua en t\u00e9rminos de calidad del agua\u00a0y presencia de materia org\u00e1nica. El castor transforma r\u00edos de monta\u00f1a r\u00e1pidos en embalses barrosos, lo que da\u00f1a la calidad de agua y a toda la comunidad biol\u00f3gica\u201d, explica.<\/p>\n<p>En un correo electr\u00f3nico enviado a <em>SciDev.Net<\/em>, la Comisi\u00f3n de Conservaci\u00f3n de la Sociedad Argentina para el Estudio de Mam\u00edferos (SAREM) se\u00f1al\u00f3 estar de acuerdo con esta acci\u00f3n.<\/p>\n<p>\u201cLa recuperaci\u00f3n de los ambientes y su funcionalidad es fundamental. Consideramos que todo programa de erradicaci\u00f3n de fauna ex\u00f3tica debe tener necesariamente estrategias de gesti\u00f3n y control para evitar nuevas fugas de individuos. As\u00ed tambi\u00e9n un plan p\u00fablico de educaci\u00f3n que muestre socialmente el da\u00f1o que ha producido el ser humano con esas introducciones\u201d, respondi\u00f3 la comisi\u00f3n directiva de SAREM.<\/p>\n<p>Giorgia Graells, bi\u00f3loga de la Universidad Cat\u00f3lica de Chile y coordinadora de Ciencia Austral, concuerda en que \u201ces necesario este proyecto para evaluar la situaci\u00f3n e iniciar la erradicaci\u00f3n definitiva\u201d.<\/p>\n<p>Y agreg\u00f3 que este plan piloto de caza \u2013financiado en parte por la FAO\u2013 sirve para estudiar la efectividad, los tiempos que demora [la erradicaci\u00f3n] y sus efectos, ya que es necesario para que este mam\u00edfero no se expanda al norte.<\/p>\n<p>Tambi\u00e9n Alejandro Pietrek, investigador en zoolog\u00eda y ecolog\u00eda de la Universidad de Florida (Estados Unidos), coincide en la necesidad de emprender un proyecto as\u00ed. \u201cHay obviamente desventajas que tienen que ver con los costos y la planificaci\u00f3n a largo plazo, pero es claramente factible\u201d, aunque se\u00f1ala que en un art\u00edculo aun en revisi\u00f3n proponen otras estrategias.<\/p>\n<p>Fuente:\u00a0http:\/\/www.scidev.net\/america-latina\/biodiversidad\/noticias\/con-trampas-erradicaran-castores-de-tierra-del-fuego.html<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Aproximadamente 10.000 castores est\u00e1n siendo exterminados en Tierra del Fuego por el peligro que representan para la biodiversidad\u00a0de esa regi\u00f3n, [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","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":"","ast-disable-related-posts":"","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-5)","background-image":"","background-repeat":"repeat","background-position":"center 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