{"id":2107,"date":"2021-05-27T14:32:13","date_gmt":"2021-05-27T12:32:13","guid":{"rendered":"https:\/\/deepseareporter.dev.phosdev.se\/?p=2107"},"modified":"2022-10-24T18:24:36","modified_gmt":"2022-10-24T16:24:36","slug":"gladjande-nyheter-for-ostersjons-enda-val","status":"publish","type":"post","link":"https:\/\/deepseareporter.dev.phosdev.se\/sv\/gladjande-nyheter-for-ostersjons-enda-val\/","title":{"rendered":"Gl\u00e4djande nyheter f\u00f6r \u00d6stersj\u00f6ns enda val"},"content":{"rendered":"\n<p>Naturhistoriska riksmuseet&nbsp;har sl\u00e4ppt en&nbsp;ny&nbsp;rapport som&nbsp;visar att tumlarbest\u00e5ndet&nbsp;i \u00d6stersj\u00f6n kan&nbsp;vara p\u00e5 v\u00e4g att \u00e5terh\u00e4mta sig.&nbsp;Tumlaren,&nbsp;\u00d6stersj\u00f6ns enda val,&nbsp;\u00e4r akut hotad och idag finns endast 500 individer kvar.&nbsp;&nbsp;<\/p>\n\n\n\n<p>Tidigare har man kartlagt tumlaren genom det nationella \u00f6vervakningsprogrammet, men sen 2017 har&nbsp;Naturhistoriska riksmuseet placerat ut tolv&nbsp;undervattensmikrofoner p\u00e5&nbsp;olika platser i \u00d6stersj\u00f6n f\u00f6r att&nbsp;f\u00e5 b\u00e4ttre koll p\u00e5 valen.&nbsp;Tumlaren&nbsp;anv\u00e4nder sig av ljud, s\u00e5 kallad ekolokalisering, f\u00f6r att navigera, jaga och kommunicera i vattnet.&nbsp;Forskarna&nbsp;har&nbsp;f\u00e5tt st\u00f6rre utslag p\u00e5 sin sp\u00e5rning \u00e4n tidigare, vilket&nbsp;kan betyda&nbsp;att&nbsp;tumlarbest\u00e5ndet&nbsp;har&nbsp;\u00f6kat.&nbsp;&nbsp;<\/p>\n\n\n\n<p>\u2013 Populationen \u00e4r fortfarande mycket liten och \u00f6kningen \u00e4r l\u00e5ngt ifr\u00e5n vad man kan f\u00f6rv\u00e4nta sig hos en frisk population utan hot, men det \u00e4r \u00e4nd\u00e5 ett fantastiskt gl\u00e4djande tecken, s\u00e4ger Julia Carlstr\u00f6m, forskare vid Naturhistoriska riksmuseet.&nbsp;<\/p>\n\n\n\n<p>Trots att det finns gott om tumlare p\u00e5 v\u00e4stkusten, s\u00e5 \u00e4r \u00d6stersj\u00f6ns&nbsp;best\u00e5nd&nbsp;en egen genetisk&nbsp;variation&nbsp;som forskarna menar beh\u00f6ver lokala skyddsinsatser&nbsp;i \u00d6stersj\u00f6n&nbsp;f\u00f6r att \u00f6verleva.&nbsp;De stora hoten&nbsp;mot tumlaren&nbsp;\u00e4r&nbsp;idag&nbsp;fr\u00e4mst att de&nbsp;f\u00e5r&nbsp;i sig milj\u00f6gifter, blir bif\u00e5ngst&nbsp;eller uts\u00e4tts f\u00f6r buller&nbsp;fr\u00e5n sj\u00f6fart eller vindkraft.&nbsp;<\/p>\n\n\n\n<p>Vad som gjort att best\u00e5ndet&nbsp;verkar ha \u00e5terh\u00e4mtat sig kan inte forskarna s\u00e4ga med s\u00e4kerhet.&nbsp;Men&nbsp;de&nbsp;har&nbsp;ans\u00f6kt om att f\u00e5 unders\u00f6ka arten n\u00e4rmare&nbsp;genom inventering&nbsp;och kartl\u00e4ggning,&nbsp;f\u00f6r att&nbsp;b\u00e4ttre f\u00f6rst\u00e5&nbsp;vilka skydds\u00e5tg\u00e4rder som&nbsp;kr\u00e4vs&nbsp;f\u00f6r att r\u00e4dda&nbsp;\u00d6stersj\u00f6ns enda val.&nbsp;<\/p>\n\n\n\n<p>L\u00e4s hela studien&nbsp;<a href=\"https:\/\/conbio.onlinelibrary.wiley.com\/doi\/10.1111\/csp2.468\" target=\"_blank\" rel=\"noreferrer noopener\">h\u00e4r.<\/a>&nbsp;&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Naturhistoriska riksmuseet har sl\u00e4ppt en ny rapport som visar att tumlarbest\u00e5ndet i \u00d6stersj\u00f6n kan vara p\u00e5 v\u00e4g att \u00e5terh\u00e4mta sig. Tumlaren, \u00d6stersj\u00f6ns enda val, \u00e4r akut hotad och idag finns endast 500 individer kvar<\/p>\n","protected":false},"author":3,"featured_media":725,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[252],"tags":[570,595,417],"class_list":["post-2107","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-forskning","tag-ostersjon","tag-tumlare","tag-valar"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.0 (Yoast SEO v27.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Gl\u00e4djande nyheter f\u00f6r \u00d6stersj\u00f6ns enda val - Deep Sea Reporter<\/title>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"sv_SE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Gl\u00e4djande nyheter f\u00f6r \u00d6stersj\u00f6ns enda val - Deep Sea Reporter\" \/>\n<meta property=\"og:description\" content=\"Naturhistoriska riksmuseet har sl\u00e4ppt en ny rapport som visar att tumlarbest\u00e5ndet i \u00d6stersj\u00f6n kan vara p\u00e5 v\u00e4g att \u00e5terh\u00e4mta sig. 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