{"id":3656,"date":"2013-03-20T19:13:59","date_gmt":"2013-03-20T18:13:59","guid":{"rendered":"http:\/\/ivan.ingemansen.dk\/?p=3656"},"modified":"2023-10-14T14:50:12","modified_gmt":"2023-10-14T14:50:12","slug":"biodiversiteten-er-maske-storre-under-vandet-end-over","status":"publish","type":"post","link":"https:\/\/ivan.ingemansen.dk\/?p=3656","title":{"rendered":"Biodiversiteten er m\u00e5ske st\u00f8rre under vandet end over."},"content":{"rendered":"<figure id=\"attachment_3658\" aria-describedby=\"caption-attachment-3658\" style=\"width: 882px\" class=\"wp-caption alignleft\"><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-3658\" title=\"P2060541 1 (18)\" src=\"http:\/\/ivan.ingemansen.dk\/wp-content\/uploads\/P2060541-1-18-500x369.jpg\" alt=\"\" width=\"882\" height=\"651\" \/><figcaption id=\"caption-attachment-3658\" class=\"wp-caption-text\">Her p\u00e5 et dyk ved Koh Haa-\u00f8erne i Thailand i \u00e5r.<\/figcaption><\/figure>\n<p>Det vides ikke hvor mange forskellige arter, der findes p\u00e5 jorden, men man sk\u00f8nner, at man kun har beskrevet en meget lille del af dem. Kun 15% af de beskrevne arter findes i vandmilj\u00f8et &#8211; i havet som i s\u00f8er og vandl\u00f8b. Det er et \u00e5bent sp\u00f8rgsm\u00e5l, om der findes flere arter p\u00e5 landjorden end i vandet, selv om mange h\u00e6lder til, at der er flere p\u00e5 Jorden, fordi det er det vi kender mest til.<br \/>\nAt undervandsnaturen er lige s\u00e5 flot eller flottere end naturen p\u00e5 land, kan man konstatere, hvis man dykker ned under overfladen. Jeg har selv dykket en lille smule i tropiske farvande, og her bliver jeg hver gang lige overrasket over, hvad man kan se under overfladen. Det er ikke blot de mange forskellige fisk man st\u00f8der p\u00e5, men ogs\u00e5 de mange andre former for liv der findes. Specielt n\u00e5r man dykker p\u00e5 de tropiske koralrev, er farver og former n\u00e6sten uoverskuelige, nogle store nogle sm\u00e5, nogle ligner ikke levende v\u00e6sener, men er det.<br \/>\nAlene af n\u00f8gensneglene omfatter de kendte arter over 3000. De er havsnegle, og som gruppenavnet antyder, er de snegle uden hus. De varierer i et udtal af former og farver, og de er nogle af de mest farverige arter, der findes p\u00e5 kloden. Deres manglende hus g\u00f8r, at de er rimelig forsvarsl\u00f8se. De kamuflerer sig derfor, s\u00e5 de ikke ligner fiskenes normale f\u00f8de og ikke smager godt, og nogle foregiver ved hj\u00e6lp af deres farver, at de er giftige.<br \/>\nDesv\u00e6rre er hele det maritime liv st\u00e6rkt truet af den globale opvarmning, der g\u00e5r s\u00e5 st\u00e6rkt, at dyr og planter i havet ikke kan f\u00f8lge med. Det sk\u00f8nnes, at hvis klimaforandringerne bliver som forudsagt, vil halvdelen af verdens koralrev opleve en affarvning i mange \u00e5r.<\/p>\n<figure id=\"attachment_3661\" aria-describedby=\"caption-attachment-3661\" style=\"width: 882px\" class=\"wp-caption alignleft\"><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-3661 \" title=\"P2060541 1 (5)\" src=\"http:\/\/ivan.ingemansen.dk\/wp-content\/uploads\/P2060541-1-5-500x397.jpg\" alt=\"\" width=\"882\" height=\"700\" \/><figcaption id=\"caption-attachment-3661\" class=\"wp-caption-text\">Disse n\u00f8gensnegle (Phyllidia Varicosa) s\u00e5 jeg p\u00e5 dykket.<\/figcaption><\/figure>\n<p><span style=\"color: #ff0000;\"><strong>DU KAN SE FLERE UNDERVANDSBILLEDER N\u00c5R DU TRYKKER P\u00c5\u00a0<\/strong><\/span><a href=\"https:\/\/www.flickr.com\/photos\/75804119@N04\/sets\/72157648285460728\/\">Dykkerbilleder<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Det vides ikke hvor mange forskellige arter, der findes p\u00e5 jorden, men man sk\u00f8nner, at man kun har beskrevet en meget lille del af dem. Kun 15% af de beskrevne arter findes i vandmilj\u00f8et &#8211; i havet som i s\u00f8er og vandl\u00f8b. Det er et \u00e5bent sp\u00f8rgsm\u00e5l, om der findes flere arter p\u00e5 landjorden end i vandet, selv om mange h\u00e6lder til, at der er flere p\u00e5 Jorden, fordi det er det vi kender mest til. At undervandsnaturen er lige s\u00e5 flot eller flottere end naturen p\u00e5 land, kan man konstatere, hvis man dykker ned under overfladen. Jeg har selv dykket en lille smule i tropiske farvande, og her bliver jeg hver gang lige overrasket over, hvad man kan se under overfladen. Det er ikke blot de mange forskellige fisk man st\u00f8der p\u00e5, men ogs\u00e5 de mange andre former for liv der findes. Specielt n\u00e5r man dykker p\u00e5 de tropiske koralrev, er farver og former n\u00e6sten uoverskuelige, nogle store nogle sm\u00e5, nogle ligner ikke levende v\u00e6sener, men er det. Alene af n\u00f8gensneglene omfatter de kendte arter over 3000. De er havsnegle, og som gruppenavnet antyder, er de snegle uden hus. De varierer i et udtal af former og farver, og de er nogle af de mest farverige arter, der findes p\u00e5 kloden. Deres manglende hus g\u00f8r, at de er rimelig forsvarsl\u00f8se. De kamuflerer sig derfor, s\u00e5 de ikke ligner fiskenes normale f\u00f8de og ikke smager godt, og nogle foregiver ved hj\u00e6lp af deres farver, at de er giftige. Desv\u00e6rre er hele det maritime liv st\u00e6rkt truet af den globale opvarmning, der g\u00e5r s\u00e5 st\u00e6rkt, at dyr og planter i havet ikke kan f\u00f8lge med. Det sk\u00f8nnes, at hvis klimaforandringerne bliver som forudsagt, vil halvdelen af verdens koralrev opleve en affarvning i mange \u00e5r. DU KAN SE FLERE UNDERVANDSBILLEDER N\u00c5R DU TRYKKER P\u00c5\u00a0Dykkerbilleder<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[2,3,6],"tags":[59,342,459,491,503,687],"class_list":["post-3656","post","type-post","status-publish","format-standard","hentry","category-alle","category-natur","category-naturture-til-udlandet","tag-biodiversiteten","tag-havsnegle","tag-klimaforandringerne","tag-koh-haa","tag-koralrev","tag-nogensnegle"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"Det vides ikke hvor mange forskellige arter, der findes p\u00e5 jorden, men man sk\u00f8nner, at man kun har beskrevet en meget lille del af dem. 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