{"id":166136,"date":"2026-04-29T03:54:50","date_gmt":"2026-04-29T03:54:50","guid":{"rendered":"https:\/\/friss-hirek.hu\/index.php\/nem-mindennapi-latvany-a-fizikanak-ellentmondo-halak-viselkedese\/friss-hirek\/"},"modified":"2026-04-29T03:54:50","modified_gmt":"2026-04-29T03:54:50","slug":"nem-mindennapi-latvany-a-fizikanak-ellentmondo-halak-viselkedese","status":"publish","type":"post","link":"https:\/\/friss-hirek.hu\/index.php\/nem-mindennapi-latvany-a-fizikanak-ellentmondo-halak-viselkedese\/videk\/","title":{"rendered":"Nem mindennapi l\u00e1tv\u00e1ny a fizik\u00e1nak ellentmond\u00f3 halak viselked\u00e9se"},"content":{"rendered":"<p>M\u00e1r t\u00f6bb mint \u00f6tven \u00e9ve keringtek t\u00f6rt\u00e9netek arr\u00f3l, hogy a kong\u00f3i Luvilombo v\u00edzes\u00e9sn\u00e9l igen fura halacsk\u00e1k \u00e9lnek. A nagyj\u00e1b\u00f3l k\u00f6v\u00e9r s\u00fclt krumpli m\u00e9ret\u0171 kagyl\u00f3halak ugyanis a fizik\u00e1nak ellentmondva k\u00e9pesek felm\u00e1szni a v\u00edzes\u00e9s f\u00fcgg\u0151leges fal\u00e1n. Kong\u00f3i kutat\u00f3knak most el\u0151sz\u00f6r siker\u00fclt lef\u00e9nyk\u00e9pezni\u00fck (Afrik\u00e1ban) ezt a nem mindennapi viselked\u00e9st, \u00edrta a <a rel=\"nofollow\" href=\"https:\/\/hvg.hu\/tudomany\/20260421_sziklamaszo-halak-a-kongoi-luvilombo-vizesesnel?utm_term=Autofeed&amp;utm_medium=Social&amp;utm_source=Facebook&amp;fbclid=IwY2xjawRUVvRleHRuA2FlbQIxMQBzcnRjBmFwcF9pZBAyMjIwMzkxNzg4MjAwODkyAAEeq9PX_jXpKuV9aUNTYLM-yEb27k315k6PM0PUVlZ9bMQ0thdEBfejXTV4NFw_aem_cDyNSCPbfg1fN19PUOluqA#Echobox=1776768316\" target=\"_blank\">hvg<\/a>, a <a href=\"https:\/\/www.nature.com\/articles\/s41598-026-42534-8\" target=\"_blank\" rel=\"noopener\">Scientific Reports foly\u00f3iratban<\/a> megjelent tanulm\u00e1nyra hivatkozva.<\/p><div id=\"friss-2061572017\" 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<h2>A kutat\u00f3k r\u00e9szletesen elmagyar\u00e1zz\u00e1k e k\u00fcl\u00f6nleges biol\u00f3giai jelens\u00e9get<\/h2>\n<p>A Parakneria thysi nev\u0171 halfaj k\u00e9pes feljutni ak\u00e1r egy 15 m\u00e9ter magas v\u00edzes\u00e9sen. A halak nem ugr\u00e1lnak, mint a lazacok, hanem sz\u00e9pen, lassan, centim\u00e9terr\u0151l centim\u00e9terre araszolnak felfel\u00e9, \u00e9s a m\u00e1sz\u00e1s ak\u00e1r 9-10 \u00f3r\u00e1n kereszt\u00fcl is tarthat.<\/p>\n<blockquote class=\"_ce_measure_widget\" data-ce-measure-widget=\"Id\u00e9zet\">\n<p>Olyan, mintha egy lazac megpr\u00f3b\u00e1lna \u00e1tjutni a Niagara-v\u00edzes\u00e9sen, vagy megm\u00e1szn\u00e1 a CN Towert<\/p>\n<\/blockquote>\n<p>\u2013 vil\u00e1g\u00edtott r\u00e1 Steven Cooke, a Carleton Egyetem hal\u00f6kol\u00f3gusa, hogy mekkora teljes\u00edtm\u00e9nyr\u0151l van sz\u00f3.<\/p>\n<p>A m\u00e1sz\u00e1s azonban nem folyamatos, ezek a kagyl\u00f3halak sem csodal\u00e9nyek. Gyakran meg\u00e1llnak pihenni, miel\u0151tt \u00fajra nekiv\u00e1gn\u00e1nak. Olykor visszacs\u00fasznak, de ilyenkor sem adj\u00e1k fel, \u00fajra m\u00e1szni kezdenek. A sok sz\u00fcnet ellen\u00e9re a m\u00e1sz\u00e1s vesz\u00e9lyes.<\/p>\n<blockquote class=\"_ce_measure_widget\" data-ce-measure-widget=\"Id\u00e9zet\">\n<p>Egyes p\u00e9ld\u00e1nyok hirtelen lezuhannak, p\u00e9ld\u00e1ul amikor v\u00e1ratlan v\u00edzsug\u00e1r \u00e9ri \u0151ket. Egy ilyen zuhan\u00e1s akkor is val\u00f3sz\u00edn\u0171bb, amikor a halak fejjel lefel\u00e9 fordulva pr\u00f3b\u00e1lnak meg kiker\u00fclni egy t\u00falny\u00fal\u00f3 szikl\u00e1t<\/p>\n<\/blockquote>\n<p>\u2013 \u00edrt\u00e1k a szerz\u0151k.<\/p>\n<h2>A kutat\u00f3k magyar\u00e1zatot is adtak arra, hogy mindez hogyan lehets\u00e9ges<\/h2>\n<p>Amikor visszat\u00e9rtek a laborat\u00f3riumba, \u00e1ttekintett\u00e9k a halak f\u00fcgg\u0151leges mozg\u00e1s\u00e1t a videofelv\u00e9teleken, illetve CT-vizsg\u00e1latokat is v\u00e9geztek rajtuk, hogy megvizsg\u00e1lj\u00e1k az anat\u00f3mi\u00e1jukat. \u00c9szrevett\u00e9k, hogy a h\u00e1ts\u00f3 medence\u00fasz\u00f3ikkal tartj\u00e1k meg magukat. Az el\u00fcls\u0151 mell\u00fasz\u00f3ikon pedig apr\u00f3 horgok sora tal\u00e1lhat\u00f3, amelyek t\u00e9p\u0151z\u00e1rk\u00e9nt m\u0171k\u00f6dnek, \u00e9s amelyekkel a szikl\u00e1ba kapaszkodnak. A halaknak egy vaskos csont\u00edv\u00fck is van, amelyet mell\u00f6vnek neveznek, \u00e9s amely a m\u00e1sz\u00e1shoz sz\u00fcks\u00e9ges izomzatot t\u00e1masztja al\u00e1. Emellett k\u00fcl\u00f6nlegesen mozognak: a test\u00fcket oldalir\u00e1nyba hull\u00e1moztatj\u00e1k, szinte k\u00edgy\u00f3szer\u0171en k\u00faszva felfel\u00e9. A mozg\u00e1suk olyan, mintha \u201ef\u00fcgg\u0151legesen \u00faszn\u00e1nak\u201d.<\/p>\n<h2>Mi\u00e9rt v\u00e1llalj\u00e1k a halak ezt a f\u00e1raszt\u00f3 \u00e9s kock\u00e1zatos m\u00e1sz\u00e1st?<\/h2>\n<p>A szerz\u0151k azt sugallj\u00e1k, hogy tal\u00e1n megpr\u00f3b\u00e1lnak visszat\u00e9rni a foly\u00f3 feletti \u00e9l\u0151helyeikre, miut\u00e1n az \u00e1rad\u00e1sok lejjebb sodort\u00e1k \u0151ket, vagy hogy elker\u00fclj\u00e9k a t\u00e1pl\u00e1l\u00e9kversenyt, esetleg a ragadoz\u00f3kat.<\/p>\n<p>A Luvilombo foly\u00f3t olyan emberi fenyeget\u00e9sek vesz\u00e9lyeztetik, mint az illeg\u00e1lis hal\u00e1szat sz\u00fanyogh\u00e1l\u00f3kkal (amelyek szemb\u0151s\u00e9ge el\u00e9g kicsi ahhoz, hogy k\u00f6nnyen kifogj\u00e1k ezeket a kis halakat), \u00e9s a v\u00edzfoly\u00e1s elterel\u00e9se a n\u00f6v\u00e9nyek \u00f6nt\u00f6z\u00e9s\u00e9re a sz\u00e1raz \u00e9vszakban. B\u00e1r ez csak alkalmank\u00e9nt t\u00f6rt\u00e9nik meg, a szerz\u0151k szerint \u201eal\u00e1\u00e1ssa a foly\u00f3 \u00f6kol\u00f3giai folytonoss\u00e1g\u00e1t\u201d, \u00e9s jelent\u0151s vesz\u00e9lyt jelent.<\/p>\n<p>A tud\u00f3sok rem\u00e9lik, hogy tanulm\u00e1nyuk r\u00e1vil\u00e1g\u00edt az \u00f6kosziszt\u00e9ma v\u00e9delm\u00e9nek fontoss\u00e1g\u00e1ra.<\/p>\n<p><span class=\"highlight-block-small _ce_measure_widget\" data-ce-measure-widget=\"Kiemel\u00e9s - hossz\u00fa sz\u00f6veghez\">Az al\u00e1bbi vide\u00f3felv\u00e9telen megmutatjuk a fizik\u00e1nak ellentmond\u00f3 halak viselked\u00e9s\u00e9t.\u00a0<\/span><\/p>\n<p><span><\/span><\/p>\n<p>Mint arr\u00f3l besz\u00e1moltunk, <a href=\"https:\/\/sokszinuvidek.24.hu\/mozaik\/2026\/02\/13\/gep-tisza-tisza-to-csupasztorku-geb-idegenhonos-hal\/\" target=\"_blank\" rel=\"noopener\">\u00fajabb betolakod\u00f3 halfaj jelent meg a Tisza-t\u00f3ban<\/a>, valamint arr\u00f3l is h\u00edrt adtunk, hogy <a href=\"https:\/\/sokszinuvidek.24.hu\/viragzo-videkunk\/2026\/04\/20\/tomeges-halpusztulas-kapos-folyo-feljelentes\/\" target=\"_blank\" rel=\"noopener\">t\u00f6meges halpusztul\u00e1s a Kapos foly\u00f3n, m\u00e9rgez\u00e9s is t\u00f6rt\u00e9nhetett<\/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\/2026\/04\/07\/balin-hibrid-hal-jaszkeszeg-duna-szentendre\/\" target=\"_self\"><img loading=\"lazy\" decoding=\"async\" width=\"480\" height=\"271\" src=\"https:\/\/s.24.hu\/app\/uploads\/sites\/11\/2026\/04\/cats-e1775468038412-480x271.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\/2026\/04\/07\/balin-hibrid-hal-jaszkeszeg-duna-szentendre\/\" target=\"_self\" class=\"m-articRecommend__title ar-title\">M\u00e9g a szakembereknek is fejt\u00f6r\u00e9st okozott egy k\u00fcl\u00f6nleges hal azonos\u00edt\u00e1sa<\/a>\n<div class=\"m-articRecommend__lead ar-lead\">Egy n\u00f6v\u00e9nyev\u0151 \u00e9s egy ragadoz\u00f3 hal keresztez\u0151d\u00e9s\u00e9b\u0151l sz\u00fcletett meg a Szentendr\u00e9n kifogott p\u00e9ld\u00e1ny.<\/div>\n<\/div>\n<\/div>\n<p>The post <a href=\"https:\/\/sokszinuvidek.24.hu\/mozaik\/2026\/04\/29\/hal-tudomany-kutatas\/\" target=\"_blank\">Nem mindennapi l\u00e1tv\u00e1ny a fizik\u00e1nak ellentmond\u00f3 halak viselked\u00e9se<\/a> first appeared on <a href=\"https:\/\/sokszinuvidek.24.hu\/\" target=\"_blank\">Soksz\u00edn\u0171 vid\u00e9k<\/a>.<\/p><div id=\"friss-1586859407\" 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 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><div id=\"friss-2810844696\" class=\"friss-after-content 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><div id=\"friss-3581139976\" class=\"friss-after-content_2 friss-entity-placement\" style=\"clear: both;\"><div class=\"wprss_ajax\" data-id=\"rssd4018c3e06\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/friss-hirek.hu\/wp-content\/plugins\/wp-rss-retriever\/inc\/imgs\/ajax-loader.gif\" alt=\"Loading RSS Feed\" width=\"16\" height=\"16\"><\/div><\/div><br style=\"clear: both; display: block; float: none;\"\/><div id=\"friss-2431021159\" class=\"friss-after-content_3 friss-entity-placement\">https:\/\/www.youtube.com\/watch?v=Pdnw4KiUWp0<\/div>","protected":false},"excerpt":{"rendered":"<p>M\u00e1r t\u00f6bb mint \u00f6tven \u00e9ve keringtek t\u00f6rt\u00e9netek arr\u00f3l, hogy a kong\u00f3i Luvilombo v\u00edzes\u00e9sn\u00e9l igen fura halacsk\u00e1k \u00e9lnek. A nagyj\u00e1b\u00f3l k\u00f6v\u00e9r s\u00fclt krumpli m\u00e9ret\u0171 kagyl\u00f3halak ugyanis a fizik\u00e1nak ellentmondva k\u00e9pesek felm\u00e1szni a v\u00edzes\u00e9s f\u00fcgg\u0151leges fal\u00e1n. Kong\u00f3i kutat\u00f3knak most el\u0151sz\u00f6r siker\u00fclt lef\u00e9nyk\u00e9pezni\u00fck (Afrik\u00e1ban) ezt a nem mindennapi viselked\u00e9st, \u00edrta a hvg, a Scientific Reports foly\u00f3iratban megjelent tanulm\u00e1nyra [&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-166136","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\/166136","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=166136"}],"version-history":[{"count":0,"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/posts\/166136\/revisions"}],"wp:attachment":[{"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/media?parent=166136"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/categories?post=166136"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/tags?post=166136"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}