\u00cen timpul unei scufund\u0103ri cu submersibil \u00een largul coastei Panama, biologii marini au asistat la o priveli\u0219te extraordinar\u0103: un roi masiv de mii de crabi ro\u0219ii m\u0103r\u0219\u0103luind pe fundul oceanului. Acest comportament f\u0103r\u0103 precedent i-a l\u0103sat pe oameni de \u0219tiin\u021b\u0103 nedumeri\u021bi.<\/p>\n\n
\u201eNu aveam idee ce provoca acest nor mare p\u00e2n\u0103 c\u00e2nd nu i-am v\u0103zut mi\u0219c\u00e2ndu-se ca insectele\u201d, a spus Jes\u00fas Pineda, biolog la Woods Hole Oceanographic Institution. \u201eNu s-a mai v\u0103zut niciodat\u0103 a\u0219a ceva.\u201d<\/p>\n\n
Roiul a fost reperat la baza mun\u021bilor submarini Hannibal Bank, un munte subacvatic situat la aproximativ 1.200 de picioare sub suprafa\u021b\u0103. De\u0219i Hannibal Bank este cunoscut pentru via\u021ba sa marin\u0103 divers\u0103, niciodat\u0103 nu au fost observate adun\u0103ri at\u00e2t de mari de crabi ro\u0219ii \u00een aceast\u0103 regiune.<\/p>\n\n
Num\u0103rul de crabi din roi a fost uluitor, cu aproximativ \u0219apte crabi pe picior p\u0103trat. Aceast\u0103 densitate este f\u0103r\u0103 precedent, f\u0103c\u00e2nd din acesta cel mai mare \u0219i cel mai dens roi de crabi ro\u0219ii \u00eenregistrat vreodat\u0103.<\/p>\n\n
\u00cen mod interesant, roiul a fost g\u0103sit \u00eentr-o zon\u0103 cu niveluri sc\u0103zute de oxigen, cunoscut\u0103 sub numele de \u201eregiune hipoxic\u0103\u201d. De\u0219i crabii ro\u0219ii au mai fost v\u0103zu\u021bi \u0219i \u00eenainte \u00een medii similare, oamenii de \u0219tiin\u021b\u0103 speculeaz\u0103 c\u0103 s-ar putea s\u0103 se fi adunat \u00een aceast\u0103 regiune pentru a se ad\u0103posti de pr\u0103d\u0103tori.<\/p>\n\n
Studiul mediilor s\u0103race \u00een oxigen precum acesta devine din ce \u00een ce mai important pe m\u0103sur\u0103 ce schimb\u0103rile climatice \u00eenc\u0103lzesc oceanele \u0219i duc la extinderea acestor regiuni hipoxic. Studiind astfel de medii, oamenii de \u0219tiin\u021b\u0103 sper\u0103 s\u0103 ob\u021bin\u0103 informa\u021bii despre modul \u00een care schimb\u0103rile climatice afecteaz\u0103 ecosistemele marine.<\/p>\n\n
Mun\u021bii submarini precum Hannibal Bank sunt vaste \u0219i \u00een mare parte neexplorate, mai pu\u021bin de un procent fiind studia\u021bi cu aten\u021bie. Apari\u021bia roiului de crabi ro\u0219ii subliniaz\u0103 poten\u021bialul de a descoperi via\u021b\u0103 marin\u0103 nou\u0103 \u0219i fascinant\u0103 \u00een aceste ad\u00e2ncimi neexplorate.<\/p>\n\n
\u00cen timpul aceleia\u0219i scufund\u0103ri, Pineda \u0219i echipa sa au observat o gam\u0103 divers\u0103 de alte creaturi marine, inclusiv raze, caracati\u021be, corali moi \u0219i arici de mare. Acest ecosistem bogat sugereaz\u0103 c\u0103 Hannibal Bank este un habitat \u00eenfloritor pentru o mare varietate de specii marine.<\/p>\n\n
Oamenii de \u0219tiin\u021b\u0103 pl\u0103nuiesc s\u0103 se \u00eentoarc\u0103 pe site pentru a efectua cercet\u0103ri suplimentare asupra roiului de crabi ro\u0219ii \u0219i a ecosistemului \u00eenconjur\u0103tor. Ei sper\u0103 s\u0103 descopere motivele din spatele comportamentului neobi\u0219nuit al crabilor, precum \u0219i s\u0103 \u00een\u021beleag\u0103 mai bine interac\u021biunile complexe dintre specii \u00een acest mediu subacvatic unic.<\/p>\n\n
Aceast\u0103 extraordinar\u0103 descoperire a unui roi masiv de crabi ro\u0219ii nu numai c\u0103 ne extinde cuno\u0219tin\u021bele despre via\u021ba marin\u0103, ci subliniaz\u0103 \u0219i importan\u021ba explor\u0103rii \u0219i cercet\u0103rii continue \u00een vastul \u0219i misteriosul t\u0103r\u00e2m al m\u0103rii ad\u00e2nci.<\/p>","protected":false},"excerpt":{"rendered":"
Un roi de crabi ro\u0219ii \u00eei nedumere\u0219te pe biologii marini Descoperirea unui roi masiv \u00cen timpul unei scufund\u0103ri cu submersibil \u00een largul coastei Panama, biologii marini au asistat la o…<\/p>\n","protected":false},"author":2,"featured_media":24216,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[84],"tags":[361,309,362,6438,252,18856,18857,265],"class_list":["post-14010","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-marine-biology","tag-marine-biology","tag-animal-behavior","tag-ocean-exploration","tag-deep-sea","tag-nature","tag-red-crabs","tag-underwater-photography","tag-marine-life"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/posts\/14010","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/comments?post=14010"}],"version-history":[{"count":2,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/posts\/14010\/revisions"}],"predecessor-version":[{"id":24217,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/posts\/14010\/revisions\/24217"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/media\/24216"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/media?parent=14010"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/categories?post=14010"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/tags?post=14010"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}