{"id":16666,"date":"2023-02-14T15:53:14","date_gmt":"2023-02-14T14:53:14","guid":{"rendered":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/?p=16666"},"modified":"2023-02-15T14:08:32","modified_gmt":"2023-02-15T13:08:32","slug":"la-qualitat-de-la-vida-aquatica","status":"publish","type":"post","link":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/general\/la-qualitat-de-la-vida-aquatica\/","title":{"rendered":"La qualitat de la vida aqu\u00e0tica"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-16673 alignleft\" src=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2023\/02\/munt-6-300x300.jpg\" alt=\"\" width=\"300\" height=\"300\" srcset=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2023\/02\/munt-6.jpg 300w, https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2023\/02\/munt-6-150x150.jpg 150w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/>Els alumnes de 2n d&#8217;ESO B de <span style=\"font-family: inherit; font-size: 1em;\">l<strong>\u2019<a href=\"https:\/\/www.villena.cat\/\">Escola Isabel de Villena<\/a><\/strong><\/span><span style=\"font-family: inherit; font-size: 1em;\"> d&#8217;Esplugues de Llobregat han vingut avui al <a href=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/\">Camp d&#8217;aprenentatge de Can Santoi<\/a> amb el prop\u00f2sit d&#8217;estudiar a fons <\/span>l\u2019<a href=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/ambits\/dinamica-dels-ecosistemes\/estudi-ecologic-de-la-riera-de-vallvidrera\/\">ecosistema de la riera<\/a><span style=\"font-family: inherit; font-size: 1em;\"> de Vallvidrera per poder con\u00e8ixer quina \u00e9s la qualitat de les seves aig\u00fces a partir del <strong>m\u00e8tode dels indicadors bi\u00f2tics<\/strong>.<\/span><\/p>\n<p><span style=\"font-family: inherit; font-size: 1em;\">Han comen\u00e7at l&#8217;activitat amb una breu introducci\u00f3 amb l&#8217;objectiu de descriure els principals indicadors que farien servir en el seu estudi: els corresponents als par\u00e0metres que reflecteixen les propie<\/span><span style=\"font-family: inherit; font-size: 1em;\">tats fisicoqu\u00edmiques del <strong>bi\u00f2top<\/strong> i el dels macro invertebrats que conformen la <strong>biocenosi<\/strong>, a partir de la seva captura i identificaci\u00f3. Despr\u00e9s s&#8217;han organitzat en grups de treball, s&#8217;han cal\u00e7at les botes d&#8217;aigua i han agafat tot el material necessari. Del bi\u00f2top, han recollit els valors dels par\u00e0metres seg\u00fcents: temperatura de l&#8217;aigua i de l&#8217;aire, transpar\u00e8ncia, color i olor de l&#8217;aigua, la velocitat i el cabal. L&#8217;estudi de la biocenosi ha consistit en fer una captura d&#8217;animals, mirant de no alterar gaire el fons de la riera.<\/span><\/p>\n<p><span style=\"font-family: inherit; font-size: 1em;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignright size-medium wp-image-16667\" src=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2023\/02\/1-5-225x300.jpg\" alt=\"\" width=\"225\" height=\"300\" srcset=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2023\/02\/1-5-225x300.jpg 225w, https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2023\/02\/1-5.jpg 300w\" sizes=\"auto, (max-width: 225px) 100vw, 225px\" \/>Han trobat un nombre considerable d&#8217;organismes, molts d&#8217;ells en fases vitals juvenils: espiadimonis, cargol de fang, gamba d&#8217;aigua dol\u00e7a, barretet, d\u00edxid, ef\u00edmeres, cucs de terra, plan\u00e0ria i fins i tot una salamandra! Els han observat amb lupes binoculars i classificat al laboratori anotant el seu \u00edndex bi\u00f2tic associat.<\/span><\/p>\n<p><span style=\"font-family: inherit; font-size: 1em;\">La suma dels \u00edndex bi\u00f2tics dels organismes presents en el tram de riera inspeccionat ha proporcionat un valor de <strong>38<\/strong>\u00a0(interval de 0 a 120), resultant una <strong>qualitat de l&#8217;aigua mediocre<\/strong>. Els estudiants han reflexionat sobre la utilitat d&#8217;aquests indicadors i la import\u00e0ncia de preservar la biodiversitat dels ecosistemes. <\/span><span style=\"font-family: inherit; font-size: 1em;\">Han gaudit for\u00e7a de tenir tan a prop aquest entorn natural del Parc Natural de la Serra de Collserola.\u00a0\u00a0<\/span><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Els alumnes de 2n d&#8217;ESO B de l\u2019Escola Isabel de Villena d&#8217;Esplugues de Llobregat han vingut avui al Camp d&#8217;aprenentatge de Can Santoi amb el prop\u00f2sit d&#8217;estudiar a fons l\u2019ecosistema de la riera de Vallvidrera per poder con\u00e8ixer quina \u00e9s la qualitat de les seves aig\u00fces a partir del m\u00e8tode dels indicadors bi\u00f2tics. Han comen\u00e7at [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":16669,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"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 center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[395,393,399,397,1,29,318],"tags":[],"class_list":["post-16666","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-aprendreambelscampsientorns","category-campsientornsdaprenentatge","category-projectecda","category-sortidacda","category-general","category-portada","category-animals-de-la-riera"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/posts\/16666","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/comments?post=16666"}],"version-history":[{"count":3,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/posts\/16666\/revisions"}],"predecessor-version":[{"id":16682,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/posts\/16666\/revisions\/16682"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/media\/16669"}],"wp:attachment":[{"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/media?parent=16666"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/categories?post=16666"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/tags?post=16666"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}