{"id":2285,"date":"2024-08-30T13:12:45","date_gmt":"2024-08-30T13:12:45","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=2285"},"modified":"2024-08-30T13:12:45","modified_gmt":"2024-08-30T13:12:45","slug":"why-are-puffins-and-other-seabirds-dying-in-the-bering-sea","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/hu\/science\/marine-biology\/why-are-puffins-and-other-seabirds-dying-in-the-bering-sea\/","title":{"rendered":"Mi\u00e9rt pusztulnak el a lumm\u00e1k \u00e9s m\u00e1s tengeri madarak a Bering-tengeren?"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Mi\u00e9rt pusztulnak el a lumm\u00e1k \u00e9s m\u00e1s tengeri madarak a Bering-tengeren?<\/h2>\n\n<p>A Bering-tenger a lumm\u00e1k, b\u00f3bit\u00e1s lund\u00e1k, szarvaludt lumm\u00e1k \u00e9s alkaf\u00e9l\u00e9k v\u00e1ltozatos popul\u00e1ci\u00f3j\u00e1nak ad otthont. 2016-ban t\u00f6meges pusztul\u00e1s t\u00f6rt\u00e9nt a tengeri madarak k\u00f6r\u00e9ben a Bering-tenger keleti r\u00e9sz\u00e9n, becsl\u00e9sek szerint 3150-8800 mad\u00e1r pusztult el.<\/p>\n\n<h2 class=\"wp-block-heading\">A pusztul\u00e1s oka<\/h2>\n\n<p>A PLOS One-ban k\u00f6zz\u00e9tett \u00faj tanulm\u00e1ny szerint a kl\u00edmav\u00e1ltoz\u00e1s legal\u00e1bb r\u00e9szben felel\u0151s a pusztul\u00e1s\u00e9rt. A tanulm\u00e1ny meg\u00e1llap\u00edtotta, hogy a Bering-tenger meleged\u0151 vize \u00e9s a j\u00e9gtakar\u00f3 cs\u00f6kken\u00e9se a hidegv\u00edzi plankton cs\u00f6kken\u00e9s\u00e9hez vezetett, amely a tengeri madarak f\u0151 t\u00e1pl\u00e1l\u00e9kforr\u00e1sa.<\/p>\n\n<h2 class=\"wp-block-heading\">A tengeri madarak \u00e9hez\u00e9si t\u00fcneteinek \u00e9s jeleinek<\/h2>\n\n<p>A 2016-os pusztul\u00e1s sor\u00e1n elpusztult tengeri madarak s\u00falyosan lesov\u00e1nyodtak, ami arra utal, hogy \u00e9hen haltak. A tengeri madarak \u00e9hez\u00e9si t\u00fcneteinek \u00e9s jeleinek k\u00f6z\u00e9 tartoznak m\u00e9g a k\u00f6vetkez\u0151k:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Letargia<\/li>\n<li>Gyenges\u00e9g<\/li>\n<li>\u00c9tv\u00e1gytalans\u00e1g<\/li>\n<li>Fogy\u00e1s<\/li>\n<li>Fak\u00f3 tollak<\/li>\n<li>Dezorient\u00e1ci\u00f3<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Mi\u00e9rt vedlenek k\u00e9s\u0151n a b\u00f3bit\u00e1s lumm\u00e1k?<\/h2>\n\n<p>A b\u00f3bit\u00e1s lumm\u00e1k \u00e1ltal\u00e1ban augusztus \u00e9s okt\u00f3ber k\u00f6z\u00f6tt vedlenek, miut\u00e1n m\u00e1r elv\u00e1ndoroltak a t\u00e9li t\u00e1pl\u00e1lkoz\u00e1si helyeikre. Azonban a 2016-os pusztul\u00e1s sor\u00e1n elpusztult b\u00f3bit\u00e1s lumm\u00e1k a vedl\u00e9s k\u00f6zep\u00e9n voltak, amikor okt\u00f3berben partra sodr\u00f3dtak, ami arra utal, hogy k\u00e9s\u0151n vedlettek.<\/p>\n\n<p>A vedl\u00e9s stresszes id\u0151szak a madarak sz\u00e1m\u00e1ra, mivel megn\u00f6veli az energiaig\u00e9ny\u00fcket, ugyanakkor cs\u00f6kkenti a rep\u00fcl\u00e9si \u00e9s b\u00fav\u00e1rkod\u00e1si k\u00e9pess\u00e9g\u00fcket, \u00edgy nehezebb\u00e9 v\u00e1lik sz\u00e1mukra az \u00e9lelem megtal\u00e1l\u00e1sa. A 2016-os pusztul\u00e1s sor\u00e1n elpusztult b\u00f3bit\u00e1s lumm\u00e1k k\u00e9s\u0151n vedlettek, mert el\u0151fordulhat, hogy nem tal\u00e1ltak elegend\u0151 t\u00e1pl\u00e1l\u00e9kot ahhoz, hogy fenntarts\u00e1k magukat ebben a sebezhet\u0151 id\u0151szakban.<\/p>\n\n<h2 class=\"wp-block-heading\">Hogyan befoly\u00e1solja a zs\u00e1km\u00e1ny\u00e1llatok rendelkez\u00e9sre \u00e1ll\u00e1sa \u00e9s min\u0151s\u00e9ge a tengeri madarak t\u00fal\u00e9l\u00e9s\u00e9t?<\/h2>\n\n<p>A tengeri madarak k\u00fcl\u00f6nf\u00e9le zs\u00e1km\u00e1nyfajokt\u00f3l f\u00fcggenek, bele\u00e9rtve a halakat, a planktont \u00e9s a krillt. Ezeknek a zs\u00e1km\u00e1nyfajoknak a rendelkez\u00e9sre \u00e1ll\u00e1sa \u00e9s min\u0151s\u00e9ge jelent\u0151s hat\u00e1ssal lehet a tengeri madarak t\u00fal\u00e9l\u00e9s\u00e9re.<\/p>\n\n<p>A Bering-tengerben a hidegv\u00edzi plankton a tengeri madarak f\u0151 t\u00e1pl\u00e1l\u00e9kforr\u00e1sa. Azonban a meleged\u0151 vizek \u00e9s a j\u00e9gtakar\u00f3 cs\u00f6kken\u00e9se a hidegv\u00edzi plankton cs\u00f6kken\u00e9s\u00e9hez vezetett. Ez viszont cs\u00f6kkentette a zs\u00e1km\u00e1ny\u00e1llatok rendelkez\u00e9sre \u00e1ll\u00e1s\u00e1t azoknak a tengeri madaraknak, amelyek hidegv\u00edzi halakkal, p\u00e9ld\u00e1ul a t\u0151kehallal \u00e9s a szagos tengeri s\u00fcg\u00e9rrel t\u00e1pl\u00e1lkoznak.<\/p>\n\n<p>Ezenk\u00edv\u00fcl a rendelkez\u00e9sre \u00e1ll\u00f3 halak kal\u00f3riaszeg\u00e9nyebbek, mert kisebb planktonokkal t\u00e1pl\u00e1lkoznak. Ez azt jelenti, hogy a tengeri madarak kevesebb energi\u00e1t nyernek az elfogyasztott t\u00e1pl\u00e1l\u00e9kb\u00f3l, ami \u00e9hez\u00e9shez vezethet.<\/p>\n\n<h2 class=\"wp-block-heading\">Mi a tengeri madarak j\u00f6v\u0151je a Bering-tengeren?<\/h2>\n\n<p>A tengeri madarak j\u00f6v\u0151je a Bering-tengeren bizonytalan. A kl\u00edmav\u00e1ltoz\u00e1s tov\u00e1bbra is meleg\u00edti a vizet \u00e9s cs\u00f6kkenti a j\u00e9g mennyis\u00e9g\u00e9t a Bering-tengeren, ami val\u00f3sz\u00edn\u0171leg negat\u00edv hat\u00e1ssal lesz a tengeri madarak popul\u00e1ci\u00f3j\u00e1ra.<\/p>\n\n<p>Azonban a tengeri madarak ellen\u00e1ll\u00f3 \u00e1llatok, \u00e9s alkalmazkodtak a v\u00e1ltoz\u00f3 k\u00f6r\u00fclm\u00e9nyekhez a m\u00faltban is. Lehets\u00e9ges, hogy a tengeri madarak k\u00e9pesek alkalmazkodni a Bering-tenger v\u00e1ltoz\u00f3 k\u00f6r\u00fclm\u00e9nyeihez, de az is lehets\u00e9ges, hogy a popul\u00e1ci\u00f3juk cs\u00f6kkenni fog.<\/p>\n\n<p>Csak az id\u0151 fogja megmondani, mi a tengeri madarak j\u00f6v\u0151je a Bering-tengeren.<\/p>","protected":false},"excerpt":{"rendered":"<p>Mi\u00e9rt pusztulnak el a lumm\u00e1k \u00e9s m\u00e1s tengeri madarak a Bering-tengeren? A Bering-tenger a lumm\u00e1k, b\u00f3bit\u00e1s lund\u00e1k, szarvaludt lumm\u00e1k \u00e9s alkaf\u00e9l\u00e9k v\u00e1ltozatos popul\u00e1ci\u00f3j\u00e1nak ad otthont. 2016-ban t\u00f6meges pusztul\u00e1s t\u00f6rt\u00e9nt a&hellip;<\/p>\n","protected":false},"author":1,"featured_media":24189,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[84],"tags":[4727,34,4726,219,4725,1298],"class_list":["post-2285","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-marine-biology","tag-bering-sea","tag-climate-change","tag-puffins","tag-ecology","tag-seabirds","tag-marine-conservation"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/posts\/2285","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/comments?post=2285"}],"version-history":[{"count":2,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/posts\/2285\/revisions"}],"predecessor-version":[{"id":24190,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/posts\/2285\/revisions\/24190"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/media\/24189"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/media?parent=2285"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/categories?post=2285"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/tags?post=2285"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}