{"id":175708,"date":"2026-05-12T10:56:24","date_gmt":"2026-05-12T10:56:24","guid":{"rendered":"https:\/\/www.europesays.com\/lt\/175708\/"},"modified":"2026-05-12T10:56:24","modified_gmt":"2026-05-12T10:56:24","slug":"mokslininkai-ispeja-ezerai-keiciasi-verslas","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/lt\/175708\/","title":{"rendered":"Mokslininkai \u012fsp\u0117ja: e\u017eerai kei\u010diasi | Verslas"},"content":{"rendered":"<p>                                 Vandens tams\u0117jim\u0105 lemia keli veiksniai <\/p>\n<p>Naujas tyrimas parod\u0117, kad tams\u0117jantis vanduo gali reik\u0161mingai pakeisti tai, kokios \u017euvys gyvena e\u017eeruose, kaip greitai jos auga ir kokio dyd\u017eio populiacijos susiformuoja.<\/p>\n<p>Tyr\u0117j\u0173 teigimu, vandens tams\u0117jim\u0105 lemia keli tarpusavyje susij\u0119 veiksniai.<\/p>\n<p>Vienas svarbiausi\u0173 \u2013 klimato kaita. D\u0117l auk\u0161tesn\u0117s temperat\u016bros ir intensyvesni\u0173 krituli\u0173 \u012f vandens telkinius i\u0161 dirvo\u017eemio patenka daugiau organini\u0173 anglies jungini\u0173.<\/p>\n<p>I\u0161 esm\u0117s tai yra augalin\u0117s kilm\u0117s med\u017eiagos, kurios vanden\u012f nuda\u017eo pana\u0161iai kaip arbatos lapeliai.<\/p>\n<p>D\u0117l to e\u017eerai ir tvenkiniai tampa rusvesni, suma\u017e\u0117ja matomumas po vandeniu.<\/p>\n<p> <a href=\"https:\/\/s1.15min.lt\/images\/photos\/2026\/05\/11\/original\/ezeras-zvejys-6a01e48ad8cca.jpg\" rel=\"content-image nofollow noopener\" title=\"Shutterstock nuotr.\/E\u017eeras, \u017evejys\" target=\"_blank\"><img decoding=\"async\" alt=\"Shutterstock nuotr.\/E\u017eeras, \u017evejys\" rel=\"content-image\" src=\"https:\/\/www.europesays.com\/lt\/wp-content\/uploads\/2026\/05\/ezeras-zvejys-6a01e48ad8cca.jpg\" style=\"width: auto; height: auto;\"\/><\/a> <\/p>\n<p>Shutterstock nuotr.\/E\u017eeras, \u017evejys<\/p>\n<p>   Tamsiame vandenyje sunku pasteb\u0117ti grob\u012f <\/p>\n<p>Mokslininkai taip pat pabr\u0117\u017eia, kad prie \u0161io proceso prisid\u0117jo ir suma\u017e\u0117jusi r\u016bg\u0161\u010diojo lietaus tar\u0161a.<\/p>\n<p>Pakitusi dirvo\u017eemio chemija skatina dar didesn\u012f organini\u0173 med\u017eiag\u0173 patekim\u0105 \u012f vandens telkinius.<\/p>\n<p>Prastesnis matomumas po vandeniu kei\u010dia \u017euv\u0173 elges\u012f.<\/p>\n<p>Tamsesniame vandenyje joms sunkiau pasteb\u0117ti grob\u012f, i\u0161vengti pl\u0117\u0161r\u016bn\u0173 ar susirasti tinkamas buveines.<\/p>\n<p>Tyr\u0117jai analizavo daugiau nei 300 Kanados e\u017eer\u0173 ir nustat\u0117, kad rusvesniuose vandens telkiniuose da\u017eniau aptinkamos \u017euvys didesn\u0117mis akimis. Tai rodo, kad reg\u0117jimas tampa itin svarbiu prisitaikymo veiksniu.<\/p>\n<p>Dar platesn\u0117 analiz\u0117, ap\u0117musi 871 e\u017eer\u0105 Europoje ir \u0160iaur\u0117s Amerikoje, atskleid\u0117, kad d\u0117l vandens rudavimo ma\u017e\u0117ja kai kuri\u0173 ekonomi\u0161kai svarbi\u0173 \u017euv\u0173 populiacijos.<\/p>\n<p>Tarp j\u0173 \u2013 e\u017eeriniai up\u0117takiai, sykai, geltonieji e\u0161eriai bei keli\u0173 r\u016b\u0161i\u0173 juodieji e\u0161eriai.<\/p>\n<p>Mokslininkai taip pat pasteb\u0117jo, kad dalis \u0161i\u0173 \u017euv\u0173 tamsesniame vandenyje auga l\u0117\u010diau.<\/p>\n<p> <a href=\"https:\/\/s1.15min.lt\/images\/photos\/2026\/05\/11\/original\/lydeka-6a01e4ddd888a.jpg\" rel=\"content-image nofollow noopener\" title=\"Shutterstock nuotr.\/Lydeka\" target=\"_blank\"><img decoding=\"async\" alt=\"Shutterstock nuotr.\/Lydeka\" rel=\"content-image\" src=\"https:\/\/www.europesays.com\/lt\/wp-content\/uploads\/2026\/05\/lydeka-6a01e4ddd888a.jpg\" style=\"width: auto; height: auto;\"\/><\/a> <\/p>\n<p>Shutterstock nuotr.\/Lydeka<\/p>\n<p>  Ne visoms r\u016b\u0161ims poky\u010diai kenkia <\/p>\n<p>Ta\u010diau ne visoms r\u016b\u0161ims tokie poky\u010diai kenkia. Tyrimas parod\u0117, kad lydek\u0173 ir starki\u0173 populiacijos rusvesniuose e\u017eeruose gali b\u016bti net didesn\u0117s.<\/p>\n<p>Mokslinink\u0173 teigimu, starkiai geriau mato prasto matomumo s\u0105lygomis d\u0117l specialios tinklain\u0117s sandaros. Tuo metu lydekos turi itin jautri\u0105 \u0161onin\u0119 linij\u0105 \u2013 jutimin\u0119 sistem\u0105, leid\u017eian\u010di\u0105 aptikti vibracijas, judesius ir sl\u0117gio poky\u010dius vandenyje.<\/p>\n<p>Pasak tyr\u0117j\u0173, \u0161ie poky\u010diai gali tur\u0117ti \u012ftakos ir \u017evejybai. Tamsesniame vandenyje ry\u0161k\u016bs ar blizg\u016bs masalai tampa ma\u017eiau veiksmingi, tod\u0117l \u017evejams gali labiau pasiteisinti vibruojantys arba kvap\u0105 skleid\u017eiantys masalai.<\/p>\n<p>Mokslininkai pa\u017eymi, kad vandens rudavimas tampa vis labiau pastebimu rei\u0161kiniu daugelyje pasaulio region\u0173, tod\u0117l e\u017eer\u0173 ekosistemos ateityje gali keistis dar labiau.<\/p>\n","protected":false},"excerpt":{"rendered":"Vandens tams\u0117jim\u0105 lemia keli veiksniai Naujas tyrimas parod\u0117, kad tams\u0117jantis vanduo gali reik\u0161mingai pakeisti tai, kokios \u017euvys gyvena&hellip;\n","protected":false},"author":2,"featured_media":175709,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15],"tags":[25,30,31,34,35,24,32,33,37,39,36,38,40,23,22,44,28,29,26,27,74,75,76],"class_list":{"0":"post-175708","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-pasaulis","8":"tag-antrastes","9":"tag-breaking-news","10":"tag-breakingnews","11":"tag-featured-news","12":"tag-featurednews","13":"tag-headlines","14":"tag-latest-news","15":"tag-latestnews","16":"tag-lietuva","17":"tag-lietuviu","18":"tag-lithuania","19":"tag-lithuanian","20":"tag-lt","21":"tag-naujienos","22":"tag-news","23":"tag-pasaulis","24":"tag-populiariausios-naujienos","25":"tag-populiariausiosnaujienos","26":"tag-top-stories","27":"tag-topstories","28":"tag-world","29":"tag-world-news","30":"tag-worldnews"},"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@lt\/116561247543545601","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/lt\/wp-json\/wp\/v2\/posts\/175708","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/lt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/lt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/lt\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/lt\/wp-json\/wp\/v2\/comments?post=175708"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/lt\/wp-json\/wp\/v2\/posts\/175708\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/lt\/wp-json\/wp\/v2\/media\/175709"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/lt\/wp-json\/wp\/v2\/media?parent=175708"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/lt\/wp-json\/wp\/v2\/categories?post=175708"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/lt\/wp-json\/wp\/v2\/tags?post=175708"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}