{"id":9792,"date":"2018-03-23T14:04:51","date_gmt":"2018-03-23T13:04:51","guid":{"rendered":"http:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/?p=9792"},"modified":"2018-03-23T14:04:51","modified_gmt":"2018-03-23T13:04:51","slug":"fem-un-estudi-ecologic-de-la-riera-de-vallvidrera","status":"publish","type":"post","link":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/general\/fem-un-estudi-ecologic-de-la-riera-de-vallvidrera\/","title":{"rendered":"Fem un estudi ecol\u00f2gic de la riera de Vallvidrera"},"content":{"rendered":"

Dimecres 21 de mar\u00e7 alumnes de 2n de Batxillerat de l\u2019Institut Francesc Maci\u00e0<\/strong> (Cornell\u00e0 de Llobregat) han fet un estudi limnol\u00f2gic<\/a> de la riera de Vallvidrera en un punt proper a Can Santoi.<\/p>\n

\"\"<\/a>Han comen\u00e7at considerant quins par\u00e0metres podien investigar per con\u00e8ixer la qualitat ecol\u00f2gica de la riera. L\u2019estudi el completaran a partir de 3 fonts d\u2019informaci\u00f3: dades fisicoqu\u00edmiques de l\u2019aigua, qualitat del bosc de ribera i qualitat de l\u2019aigua a partir de bioindicadors.<\/p>\n

S\u2019han dividit en grups de treball i han realitzat el treball de camp en dos punts de la riera: el vern de les 12 branques i la font de l\u2019arbre caigut.<\/p>\n

Han recopilat diverses dades ambientals com temperatures, tipus de substrat, velocitat, fond\u00e0ries, terbolesa, etc.<\/p>\n

Posteriorment han pogut calcular el cabal amb el suport del programa Cabalsec<\/a>. \u00a0han agafat mostres d\u2019aigua per analitzar al laboratori i obtenir par\u00e0metres com duresa, pH, conductivitat i mineralitzaci\u00f3. Amb els kits de valoraci\u00f3 del Projecte Rius<\/a> han trobat la concentraci\u00f3 de nitrats, fosfats i oxigen dissolt. Amb l\u2019ajut dels protocols QRISI han pogut valorar l\u2019index de qualitat del bosc de ribera.<\/p>\n

\"\"<\/a><\/p>\n

Finalment han capturat macroinvertebrats de la riera i al laboratori amb l\u2019ajut de lupes binoculars i fitxes de suport els han identificat i han obtingut els corresponents indexs biol\u00f2gics. A partir d\u2019aquestes dades han pogut determinar la qualitat de l\u2019aigua en base al protocol IBMWPC<\/a>. Posteriorment han alliberat tots els animals a la riera aprofitant que han fet \u00a0el cam\u00ed de retorn caminant fins a Molins de Rei.<\/p>\n

Han demostrat que tenen molt bones maneres per fer ci\u00e8ncia!<\/p>\n","protected":false},"excerpt":{"rendered":"

Dimecres 21 de mar\u00e7 alumnes de 2n de Batxillerat de l\u2019Institut Francesc Maci\u00e0 (Cornell\u00e0 de Llobregat) han fet un estudi limnol\u00f2gic de la riera de Vallvidrera en un punt proper a Can Santoi. Han comen\u00e7at considerant quins par\u00e0metres podien investigar per con\u00e8ixer la qualitat ecol\u00f2gica de la riera. L\u2019estudi el completaran a partir de 3 […]<\/p>\n","protected":false},"author":3,"featured_media":9793,"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":[288,1,29],"tags":[],"class_list":["post-9792","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ecosistemes","category-general","category-portada"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/posts\/9792","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=9792"}],"version-history":[{"count":2,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/posts\/9792\/revisions"}],"predecessor-version":[{"id":9797,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/posts\/9792\/revisions\/9797"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/media\/9793"}],"wp:attachment":[{"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/media?parent=9792"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/categories?post=9792"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/tags?post=9792"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}