{"id":169340,"date":"2026-07-20T16:18:36","date_gmt":"2026-07-20T16:18:36","guid":{"rendered":"https:\/\/friss-hirek.hu\/index.php\/veszjelzes-az-adriarol-ezert-uldozik-a-delfinek-a-halaszhajokat\/friss-hirek\/"},"modified":"2026-07-20T16:18:36","modified_gmt":"2026-07-20T16:18:36","slug":"veszjelzes-az-adriarol-ezert-uldozik-a-delfinek-a-halaszhajokat","status":"publish","type":"post","link":"https:\/\/friss-hirek.hu\/index.php\/veszjelzes-az-adriarol-ezert-uldozik-a-delfinek-a-halaszhajokat\/videk\/","title":{"rendered":"V\u00e9szjelz\u00e9s az Adri\u00e1r\u00f3l: ez\u00e9rt \u00fcld\u00f6zik a delfinek a hal\u00e1szhaj\u00f3kat"},"content":{"rendered":"<p>Egyre romlik az Adriai-tenger \u00f6kol\u00f3giai \u00e1llapota. A t\u00falhal\u00e1szat \u00e9s a tengeri \u00e9l\u0151helyek leroml\u00e1sa miatt a palackorr\u00fa delfinek term\u00e9szetes t\u00e1pl\u00e1l\u00e9kforr\u00e1sai is megfogyatkoztak. Egy friss kutat\u00e1s szerint sok \u00e1llat ma m\u00e1r rendszeresen a hal\u00e1szhaj\u00f3kat k\u00f6veti, hogy a h\u00e1l\u00f3kba akadt halakb\u00f3l vagy a visszadobott zs\u00e1km\u00e1nyb\u00f3l jusson \u00e9lelemhez \u2013 \u00edrja a <a href=\"https:\/\/www.today.it\/dossier\/scienze\/delfini-adriatico-dipendono-pescherecci-trovare-cibo.html\" target=\"_blank\" rel=\"noopener\">Today<\/a>.<\/p><div id=\"friss-3960408644\" class=\"friss-etarget friss-entity-placement\"><script type=\"text\/javascript\" id=\"etargetScript7a9b589f63cb072bef80df221f46a22b\">function etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b(){var e=\"etargetPostload7a9b589f63cb072bef80df221f46a22b\",t=\"etargetScript7a9b589f63cb072bef80df221f46a22b\",o=document.getElementById(e);if(o){for(var n=o.offsetTop,d=o.offsetLeft,r=o.offsetWidth,a=o.offsetHeight;o.offsetParent;)o=o.offsetParent,n+=o.offsetTop,d+=o.offsetLeft;var i=(n<=window.pageYOffset+window.innerHeight&&d<window.pageXOffset+window.innerWidth&&n+a>window.pageYOffset&&d+r>window.pageXOffset);if(i&&etargetAllowOtherCheck){allowed=!1;var c=document.createElement(\"script\");return c.src=\"\/\/hu.search.etargetnet.com\/generic\/uni.php?g=ref:58661,area:700x210\",void(document.getElementById(t)&&document.getElementById(e)&&(document.getElementById(t).parentNode.appendChild(c),document.getElementById(t).parentNode.removeChild(document.getElementById(t)),document.getElementById(e).parentNode.removeChild(document.getElementById(e)),document.removeEventListener(\"scroll\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b),document.removeEventListener(\"resize\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b),document.removeEventListener(\"DOMContentLoaded\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b)))}}}var etargetDivID=\"etargetPostload7a9b589f63cb072bef80df221f46a22b\",etargetScriptID=\"etargetScript7a9b589f63cb072bef80df221f46a22b\",etargetPostloadPoint=document.createElement(\"div\");etargetPostloadPoint.id=etargetDivID;var etargetCurScript=document.getElementById(etargetScriptID);etargetCurScript.parentNode.appendChild(etargetPostloadPoint),document.addEventListener(\"scroll\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b),document.addEventListener(\"resize\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b),document.addEventListener(\"DOMContentLoaded\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b);var etargetAllowOtherCheck=!0;if(typeof(\"forceRunPostload\")==\"string\"){etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b()}<\/script><\/div>\n<p>A vizsg\u00e1latok alapj\u00e1n az Adria \u00e9szaki \u00e9s k\u00f6z\u00e9ps\u0151 t\u00e9rs\u00e9g\u00e9ben gyakorlatilag m\u00e1r csak a palackorr\u00fa delfin fordul el\u0151 rendszeresen a cetf\u00e9l\u00e9k k\u00f6z\u00fcl. M\u00e1s fajok a t\u00e1pl\u00e1l\u00e9khi\u00e1ny miatt fokozatosan m\u00e1s \u00e9l\u0151helyekre h\u00faz\u00f3dtak. A c\u00e1p\u00e1k \u00e9s r\u00e1j\u00e1k \u00e1llom\u00e1nya az elm\u00falt hat \u00e9vtizedben 90 sz\u00e1zal\u00e9kkal cs\u00f6kkent.<\/p>\n<p>A Frontiers in Mammal Science foly\u00f3iratban megjelent tanulm\u00e1nyban a kutat\u00f3k nyolc \u00e9ven \u00e1t figyelt\u00e9k a delfinek viselked\u00e9s\u00e9t Marche \u00e9s Veneto partvid\u00e9k\u00e9n. K\u00f6zel 5000 n\u00e9gyzetkilom\u00e9teres tengeri ter\u00fcletet vizsg\u00e1ltak, \u00f6sszesen 859 megfigyel\u00e9st v\u00e9geztek hal\u00e1szhaj\u00f3k k\u00f6zel\u00e9ben, t\u00f6bb ezer f\u00e9nyk\u00e9p k\u00e9sz\u00edtettek az \u00e1llatok h\u00e1t\u00fasz\u00f3ir\u00f3l. Ezek alapj\u00e1n egyedileg is tudt\u00e1k azonos\u00edtani a delfineket.<\/p>\n<p>Becsl\u00e9seik szerint a k\u00e9t vizsg\u00e1lt t\u00e9rs\u00e9gben t\u00f6bb mint ezer palackorr\u00fa delfin \u00e9l, \u00e9s az \u00e1llom\u00e1ny 86-90 sz\u00e1zal\u00e9k\u00e1t legal\u00e1bb egyszer l\u00e1tt\u00e1k, amint fen\u00e9kvon\u00f3h\u00e1l\u00f3s hal\u00e1szhaj\u00f3k k\u00f6r\u00fcl t\u00e1pl\u00e1l\u00e9kot keresett.<\/p>\n<p>A jelens\u00e9g oka az, hogy a F\u00f6ldk\u00f6zi-tenger napjainkban a vil\u00e1g egyik legink\u00e1bb t\u00falhal\u00e1szott tengere. A hal\u00e1szat m\u00e9rt\u00e9ke k\u00f6zel k\u00e9tszerese annak, amit az ENSZ \u00c9lelmez\u00e9s\u00fcgyi \u00e9s Mez\u0151gazdas\u00e1gi Szervezete m\u00e9g fenntarthat\u00f3nak tart. Az Adria k\u00fcl\u00f6n\u00f6sen \u00e9rintett, mivel itt sz\u00e9les k\u00f6rben alkalmazz\u00e1k a fen\u00e9kvon\u00f3h\u00e1l\u00f3s hal\u00e1szatot. Ez a m\u00f3dszer a hal\u00e1llom\u00e1ny cs\u00f6kkent\u00e9se mellett a tengerfen\u00e9k \u00e9l\u0151helyeit is s\u00falyosan k\u00e1ros\u00edtja, \u00edgy hossz\u00fa t\u00e1von az eg\u00e9sz tengeri \u00f6kosziszt\u00e9m\u00e1t vesz\u00e9lyezteti.<\/p>\n<p><span class=\"highlight-block-small _ce_measure_widget\" data-ce-measure-widget=\"Kiemel\u00e9s - hossz\u00fa sz\u00f6veghez\">A kutat\u00e1s szerint a delfinek m\u00e1r legal\u00e1bb 2,6 kilom\u00e9ter t\u00e1vols\u00e1gb\u00f3l \u00e9rz\u00e9kelik a hal\u00e1szhaj\u00f3kat. Tudatosan k\u00f6zel \u00fasznak a mozg\u00f3 h\u00e1l\u00f3khoz, ahonnan megpr\u00f3b\u00e1lj\u00e1k kiszedni a benn\u00fck rekedt halakat, lecsipegetik a h\u00e1l\u00f3k k\u00fcls\u0151 r\u00e9sz\u00e9re akadt \u00e9l\u0151l\u00e9nyeket, \u00e9s elfogyasztj\u00e1k a hal\u00e1szok \u00e1ltal visszadobott zs\u00e1km\u00e1nyt is.<\/span><\/p>\n<p>A szakemberek szerint ennek a viselked\u00e9snek komoly vesz\u00e9lyei vannak. A delfinek k\u00f6nnyen belegabalyodhatnak a h\u00e1l\u00f3kba, ami ak\u00e1r fullad\u00e1shoz is vezethet. A haj\u00f3motorok \u00e1lland\u00f3 zaja zavarhatja kommunik\u00e1ci\u00f3jukat, s\u0151t hall\u00e1sk\u00e1rosod\u00e1st is okozhat, mik\u00f6zben a hal\u00e1szhaj\u00f3k k\u00f6rnyezet\u00e9ben nagyobb m\u00e9rt\u00e9kben vannak kit\u00e9ve k\u00fcl\u00f6nf\u00e9le szennyez\u0151 anyagoknak. A zs\u00e1km\u00e1ny\u00e9rt foly\u00f3 verseng\u00e9s r\u00e1ad\u00e1sul a delfincsoportok term\u00e9szetes viselked\u00e9s\u00e9t is megv\u00e1ltoztathatja.<\/p>\n<p>A kutat\u00f3k \u00fagy v\u00e9lik, hogy az egyre fogyatkoz\u00f3 term\u00e9szetes t\u00e1pl\u00e1l\u00e9kforr\u00e1sok miatt sok esetben ez jelenti a delfinek sz\u00e1m\u00e1ra az egyetlen es\u00e9lyt a megfelel\u0151 mennyis\u00e9g\u0171 \u00e9lelem megszerz\u00e9s\u00e9re.<\/p>\n<p>A vizsg\u00e1lat szerint nem mindenhol egyforma m\u00e9rt\u00e9k\u0171 ez a jelens\u00e9g. Veneto t\u00e9rs\u00e9g\u00e9ben a megfigyelt hal\u00e1szhaj\u00f3k k\u00f6r\u00fcl minden negyedik esetben jelentek meg delfinek, Marche partjain\u00e1l m\u00e1r a haj\u00f3k h\u00e1romnegyed\u00e9t k\u00f6vett\u00e9k. Ez azt mutatja, hogy egyre ink\u00e1bb alkalmazkodtak a hal\u00e1szhaj\u00f3khoz ezen a ter\u00fcleten.<\/p>\n<p>A tanulm\u00e1ny vezet\u0151 szerz\u0151je, Giovanni Bearzi szerint a palackorr\u00fa delfinek hossz\u00fa t\u00e1von \u00e9s k\u00f6vetkezetesen k\u00f6vetik a von\u00f3h\u00e1l\u00f3s hal\u00e1szhaj\u00f3kat, ami azt jelzi, hogy egyre nagyobb m\u00e9rt\u00e9kben f\u00fcggenek ett\u0151l a t\u00e1pl\u00e1l\u00e9kszerz\u00e9si lehet\u0151s\u00e9gt\u0151l. B\u00e1r a hal\u00e1szati tilalmi napokon \u00f6n\u00e1ll\u00f3an kell zs\u00e1km\u00e1ny ut\u00e1n kutatniuk, amikor a haj\u00f3k ism\u00e9t kifutnak a tengerre, a delfinek els\u0151k\u00e9nt a h\u00e1l\u00f3k k\u00f6r\u00fcl jelennek meg. A kutat\u00f3k szerint ez j\u00f3l mutatja, milyen s\u00falyos hat\u00e1ssal van a t\u00falhal\u00e1szat az Adria \u00e9l\u0151vil\u00e1g\u00e1ra.<\/p>\n<p>Kor\u00e1bban meg\u00edrtuk, hogy a <a href=\"https:\/\/sokszinuvidek.24.hu\/mozaik\/2022\/11\/21\/delfin-elpusztul-orosz-ukran-haboru\/\" target=\"_blank\" rel=\"noopener\">delfinekre is negat\u00edv hat\u00e1ssal van a h\u00e1bor\u00fa<\/a> \u00e9s besz\u00e1moltunk arr\u00f3l is, hogy <a href=\"https:\/\/sokszinuvidek.24.hu\/mozaik\/2023\/05\/23\/kozso-delfinek-balaton\/\" target=\"_blank\" rel=\"noopener\">mi\u00e9rt nem v\u00e1lhat val\u00f3s\u00e1gg\u00e1 Kocsi \u00e1lma a balatoni delfinekr\u0151l<\/a>.<\/p>\n<div class=\"o-post__articRecommend m-articRecommend -hasImg cf article-recommendation-container cf _ce_measure_widget\" data-ce-measure-widget=\"Cikkaj\u00e1nl\u00f3 widget\">\n<div class=\"m-articRecommend__widgetTitle\">Kapcsol\u00f3d\u00f3<\/div>\n<div class=\"m-articRecommend__imgWrap image-container\"><a href=\"https:\/\/sokszinuvidek.24.hu\/mozaik\/2025\/11\/18\/delfin-velence-velencei-laguna-mimmo\/\" target=\"_self\"><img loading=\"lazy\" decoding=\"async\" width=\"480\" height=\"271\" src=\"https:\/\/s.24.hu\/app\/uploads\/sites\/11\/2025\/11\/dolphin-7495772_1920-e1763444949285-480x271.jpg\" class=\"img-responsive wp-post-image\" alt=\"\" \/><\/a><\/div>\n<div class=\"m-articRecommend__cntWrap content-container \">\n\t\t\t<a href=\"https:\/\/sokszinuvidek.24.hu\/mozaik\/2025\/11\/18\/delfin-velence-velencei-laguna-mimmo\/\" target=\"_self\" class=\"m-articRecommend__title ar-title\">Nem akarja elhagyni a lag\u00fan\u00e1t Mimmo, a velencei delfin<\/a>\n<div class=\"m-articRecommend__lead ar-lead\">A t\u00f6bb mint egy h\u00f3napja a velencei lagun\u00e1ban \u00faszk\u00e1l\u00f3 delfint megpr\u00f3b\u00e1lt\u00e1k a ny\u00edlt tengerre terelni, de n\u00e9h\u00e1ny \u00f3ra m\u00falva visszat\u00e9rt a Canal Grand\u00e9ra.<\/div>\n<\/div>\n<\/div>\n<p>The post <a href=\"https:\/\/sokszinuvidek.24.hu\/viragzo-videkunk\/2026\/07\/20\/adria-delfin-halaszhajo-elelem\/\" target=\"_blank\">V\u00e9szjelz\u00e9s az Adri\u00e1r\u00f3l: ez\u00e9rt \u00fcld\u00f6zik a delfinek a hal\u00e1szhaj\u00f3kat<\/a> first appeared on <a href=\"https:\/\/sokszinuvidek.24.hu\/\" target=\"_blank\">Soksz\u00edn\u0171 vid\u00e9k<\/a>.<\/p><div id=\"friss-2340041072\" class=\"friss-etarget-cikk-vege friss-entity-placement\"><script type=\"text\/javascript\" id=\"etargetScript7a9b589f63cb072bef80df221f46a22b\">function etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b(){var e=\"etargetPostload7a9b589f63cb072bef80df221f46a22b\",t=\"etargetScript7a9b589f63cb072bef80df221f46a22b\",o=document.getElementById(e);if(o){for(var n=o.offsetTop,d=o.offsetLeft,r=o.offsetWidth,a=o.offsetHeight;o.offsetParent;)o=o.offsetParent,n+=o.offsetTop,d+=o.offsetLeft;var 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id=\"friss-110330881\" class=\"friss-after-content_3 friss-entity-placement\">https:\/\/www.youtube.com\/watch?v=Pdnw4KiUWp0<\/div>","protected":false},"excerpt":{"rendered":"<p>Egyre romlik az Adriai-tenger \u00f6kol\u00f3giai \u00e1llapota. A t\u00falhal\u00e1szat \u00e9s a tengeri \u00e9l\u0151helyek leroml\u00e1sa miatt a palackorr\u00fa delfinek term\u00e9szetes t\u00e1pl\u00e1l\u00e9kforr\u00e1sai is megfogyatkoztak. Egy friss kutat\u00e1s szerint sok \u00e1llat ma m\u00e1r rendszeresen a hal\u00e1szhaj\u00f3kat k\u00f6veti, hogy a h\u00e1l\u00f3kba akadt halakb\u00f3l vagy a visszadobott zs\u00e1km\u00e1nyb\u00f3l jusson \u00e9lelemhez \u2013 \u00edrja a Today. A vizsg\u00e1latok alapj\u00e1n az Adria \u00e9szaki \u00e9s [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[],"class_list":["post-169340","post","type-post","status-publish","format-standard","hentry","category-videk"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/posts\/169340","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/comments?post=169340"}],"version-history":[{"count":0,"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/posts\/169340\/revisions"}],"wp:attachment":[{"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/media?parent=169340"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/categories?post=169340"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/tags?post=169340"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}