{"id":195,"date":"2018-03-09T12:36:00","date_gmt":"2018-03-09T11:36:00","guid":{"rendered":"http:\/\/rovarhavbrukssenter.no\/?post_type=species&#038;p=195"},"modified":"2018-04-19T09:50:22","modified_gmt":"2018-04-19T07:50:22","slug":"hai","status":"publish","type":[16],"link":"https:\/\/rovarhavbrukssenter.no\/species\/hai\/","title":{"rendered":"Hai"},"content":{"rendered":"<p>Haiene har v\u00e6rt lenge p\u00e5 jorden, og har nesten ikke forandret seg p\u00e5 400 millioner \u00e5r. Vi har mange forskjellige haier i Norge. Heldigvis er ingen av haiene som lever langs kysten v\u00e5r farlige, kun piggh\u00e5en har en pigg som er svakt giftig. <\/p>\n<p>Brugden er den st\u00f8rste haien vi har i Norge, og den er verdens nest st\u00f8rste fiskeart. Bare hvalhaien er st\u00f8rre. Brugden kan bli opptil 19 tonn og mer enn 13 meter lang. Kanskje ikke s\u00e5 rart at vi tror at den har v\u00e6rt modell for noen av \u201csj\u00f8monstrene\u201d som folk s\u00e5 ute p\u00e5 havet f\u00f8r. De g\u00e5r ofte i flokk og oppe i havflaten, og synet av brugden kan nok v\u00e6re skremmende. Men slapp av, den spiser bare plankton.<\/p>\n<p>H\u00e5kjerring er den haiarten som finnes lengst mot nord. Den lever i Nord-Atlanteren og langs nesten hele norskekysten. <\/p>\n<p>H\u00e5kjerring  kan bli veldig gammel, og i alle fall opp mot 200 \u00e5r. Forskere har funnet ut at den trolig kan bli enda eldre enn vi tidligere har trodd, faktisk s\u00e5 gammel som 500 \u00e5r! Det betyr at en h\u00e5kjerring du ser i dag, kan ha v\u00e6rt her helt siden middelalderen.  <\/p>\n<p>Fangst etter brugde og h\u00e5kjerring har v\u00e6rt viktig i Norge. Begge artene har stor lever, og fettet fra leveren har til tider v\u00e6rt sv\u00e6rt verdifullt.<\/p>\n","protected":false},"featured_media":157,"parent":0,"template":"","format":"standard","class_list":["post-195","species","type-species","status-publish","format-standard","has-post-thumbnail","hentry","type-sea"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Hai - R\u00f8v\u00e6r Havbrukssenter<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/rovarhavbrukssenter.no\/species\/hai\/\" \/>\n<meta property=\"og:locale\" content=\"nb_NO\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Hai - R\u00f8v\u00e6r Havbrukssenter\" \/>\n<meta property=\"og:url\" content=\"https:\/\/rovarhavbrukssenter.no\/species\/hai\/\" \/>\n<meta property=\"og:site_name\" content=\"R\u00f8v\u00e6r Havbrukssenter\" \/>\n<meta property=\"article:modified_time\" content=\"2018-04-19T07:50:22+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/rovarhavbrukssenter.no\/wp-content\/uploads\/2018\/03\/pigghaa.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1025\" \/>\n\t<meta property=\"og:image:height\" content=\"307\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Ansl. lesetid\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minutt\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/rovarhavbrukssenter.no\\\/species\\\/hai\\\/\",\"url\":\"https:\\\/\\\/rovarhavbrukssenter.no\\\/species\\\/hai\\\/\",\"name\":\"Hai - 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