{"id":14686,"date":"2021-09-28T16:19:40","date_gmt":"2021-09-28T19:19:40","guid":{"rendered":"https:\/\/mindthegraph.com\/blog\/?p=14686"},"modified":"2023-01-05T14:33:43","modified_gmt":"2023-01-05T17:33:43","slug":"young-sea-turtles-trapped-by-plastic-evolutionary-trap","status":"publish","type":"post","link":"https:\/\/mindthegraph.com\/blog\/sl\/mlade-morske-zelve-ujete-v-plasticno-evolucijsko-past\/","title":{"rendered":"Mlade morske \u017eelve ujete v past plastike: evolucijska past"},"content":{"rendered":"<h2>\u017delve in plastika<\/h2>\n\n\n\n<p>\u0160tudija je pokazala, da onesna\u017eevanje s plastiko s\u010dasoma ujame mlade morske \u017eelve.&nbsp;<\/p>\n\n\n\n<p>Mladi\u010di morskih \u017eelv po izvalitvi zapustijo pla\u017ee, da bi se izvalili na dnu oceana. Poleg tega se je v teh tokovih s\u010dasoma nabralo vse ve\u010d plastike, ki jo \u0161tevilne \u017eelve pogoltnejo, ko se hranijo v bli\u017eini obale.&nbsp;<\/p>\n\n\n\n<p>Mlade \u017eelve, zlasti pravkar izvaljene in tiste, ki \u017eivijo na dnu oceana, naj bi bile najbolj ob\u010dutljive na onesna\u017eenje s plastiko. Kljub temu pa imajo zaradi svoje oddaljenosti omejen dostop in ocene.&nbsp;<\/p>\n\n\n\n<p>V <a href=\"https:\/\/www.frontiersin.org\/articles\/10.3389\/fmars.2021.699521\/full\">\u0161tudija<\/a> pod vodstvom <a href=\"https:\/\/www.exeter.ac.uk\/\">Univerza Exeter<\/a>, so raziskovalci odkrili morsko plastiko v izvaljenih \u017eelvah na vzhodni (Pacifik) in zahodni (Indijski ocean) obali Avstralije.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><a href=\"https:\/\/mindthegraph.com\/app\/illustrations\/cheloniidae\" target=\"_blank\" rel=\"https:\/\/mindthegraph.com\/app\/illustrations\/cheloniidae noopener\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/09\/turtle.png\" alt=\"Mind the Graph Ilustracija: Cheloniidae\" class=\"wp-image-14687\" width=\"450\" height=\"386\" srcset=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/09\/turtle.png 900w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/09\/turtle-300x257.png 300w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/09\/turtle-768x659.png 768w\" sizes=\"(max-width: 450px) 100vw, 450px\" \/><\/a><figcaption class=\"wp-element-caption\">Mind the Graph Ilustracija: <a href=\"https:\/\/mindthegraph.com\/app\/illustrations\/cheloniidae\">Cheloniidae<\/a><\/figcaption><\/figure><\/div>\n\n\n<h2>Bi se \u017eelve lahko ujele v evolucijsko past?<\/h2>\n\n\n\n<p>Plasti\u010dni odpadki \u017ee ve\u010d let vplivajo na morske sisteme, zato je bil narejen poskus ocene njihovega vpliva na ve\u010d kot 700 vrst.&nbsp;<\/p>\n\n\n\n<p>Plastika ogro\u017ea zau\u017eitje plastike, zapletanje v plastiko in propadanje ekosistemov. Vedno bolj se zavedamo, da morske \u017eelve zau\u017eijejo plastiko, vendar podatkov, ki bi dokazovali vplive zau\u017eitja plastike na ravni populacije, \u0161e ni bilo.&nbsp;<\/p>\n\n\n\n<p>Odprte vode so odli\u010dno okolje za razvoj \u017eelv, saj je plenilcev malo, zato je to odli\u010dno okolje za njihov razvoj. Mladostne morske \u017eelve ne poznajo posebne prehrane; zau\u017eijejo vse in skoraj vse, tudi plastiko.&nbsp;<\/p>\n\n\n\n<p>Morske \u017eelve so lahko zaradi svojega \u017eivljenjskega okolja in vedenja v nekaterih fazah \u017eivljenjskega cikla bolj ob\u010dutljive na okoljska onesna\u017eevala.&nbsp;<\/p>\n\n\n\n<p>Z izjemo \u017eelv ploskoglavk \u017eivijo \u017eelve po izvalitvi obi\u010dajno v oceanskih obmo\u010djih, kjer jih je obi\u010dajno malo na kopnem. V fazi po izvalitvi so \u017eelve ploskoglavke odvisne od obalnih voda. Le redko se potopijo globlje v ocean, \u010de se prehranjujejo v bli\u017eini linij visoke plime, oceanskih bregov ali grebenov, ki se pribli\u017eujejo obalni \u010drti. Pogosto je zanje zna\u010dilno epipelagi\u010dno prehranjevanje.&nbsp;<\/p>\n\n\n\n<p>Pokazalo se je, da lahko nehranilni izdelki povzro\u010dijo razred\u010denje prehrane, zni\u017eajo raven energije v telesu ter pri nekaterih vrstah povzro\u010dijo po\u0161kodbe prebavnega kanala, kloake in mehurja.&nbsp;&nbsp;<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><a href=\"https:\/\/mindthegraph.com\/templates\" target=\"_blank\" rel=\"https:\/\/mindthegraph.com\/templates noopener\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/09\/preview381359-1-546x1024.png\" alt=\"Mind the Graph Predloga: Povezano z oceanom \" class=\"wp-image-14688\" width=\"410\" height=\"768\" srcset=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/09\/preview381359-1-546x1024.png 546w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/09\/preview381359-1-160x300.png 160w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/09\/preview381359-1-768x1440.png 768w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/09\/preview381359-1-819x1536.png 819w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/09\/preview381359-1-1092x2048.png 1092w\" sizes=\"(max-width: 410px) 100vw, 410px\" \/><\/a><figcaption class=\"wp-element-caption\">Mind the Graph Predloga: Tema Ocean<\/figcaption><\/figure><\/div>\n\n\n<h2>Rezultati \u0161tudije<\/h2>\n\n\n\n<p>Opravljena je bila \u0161tudija o mladih morskih \u017eelvah (izvaljenih in tistih, ki so dosegle velikost 50 cm), ki jih je naslednje leto v avstralskih vodah naplavilo na obalo ali so jih ujeli ribi\u010di.&nbsp;<\/p>\n\n\n\n<p>V \u0161tudiji je sodelovalo 121 morskih \u017eelv, od katerih je bilo preu\u010denih pet vrst: zelena \u017eelva, \u017eelva glava, jastreb, olivni greben in ploskoglava \u017eelva.&nbsp;<\/p>\n\n\n\n<p>Na pacifi\u0161ki obali je bilo v veliko ve\u010djem \u0161tevilu plasti\u010dnih odpadkov ugotovljeno, da so bile v plasti\u010dnih izdelkih tudi \u017eelve glava\u010de, zelene \u017eelve, ploske \u017eelve in olj\u010dne rilke: 86%, 83%, 80% in 29%.&nbsp;<\/p>\n\n\n\n<p>Na obali Indijskega oceana je bila plastika v 28% \u017eelv ploskega hrbta, 21% \u017eelv velike glave in 9% zelenih \u017eelv. Na obeh obalah je bilo najdenih sedem \u017eelv jastrebov, zato je bil vzorec minimalen.&nbsp;<\/p>\n\n\n\n<p>Plastika ni bila najdena pri nobeni \u017eelvi jastrebji repek, najdeni na obeh obalah. Pacifi\u0161ke \u017eelve so bile obi\u010dajno polnjene z delci trde plastike, ki so verjetno izhajali iz razli\u010dnih predmetov, ki jih je izdelal \u010dlovek, v nasprotju s plastiko iz Indijskega oceana, ki so jo predstavljala predvsem vlakna iz ribi\u0161kih mre\u017e ali vrvi.<\/p>\n\n\n\n<p>V obeh oceanih so bile visoke koncentracije polietilena, najlona in polipropilena, ki so jih \u017eelve zau\u017eile.&nbsp;<\/p>\n\n\n\n<p>Ker se ti polimeri tako pogosto uporabljajo v plasti\u010dnih izdelkih, ni mogo\u010de natan\u010dno dolo\u010diti izvora najdenih delcev.&nbsp;<\/p>\n\n\n\n<p>Pomemben vir morskih onesna\u017eeval v bli\u017eini vode je zavr\u017eeno, razstavljeno in druga\u010de uni\u010deno ribolovno orodje (ALDFG), ki je obi\u010dajno sestavljeno iz plasti\u010dnih vlaken. Velikost delcev se je spreminjala skupaj z velikostjo \u017eelv, obi\u010dajno med 5 mm in 10 mm.&nbsp;<\/p>\n\n\n\n<p>Raziskovalci upajo, da bodo v naslednji fazi raziskave preu\u010dili, kako zau\u017eita plastika vpliva na zdravje in pre\u017eivetje \u017eelv. Za to bodo morali raziskovalci in veterinarji po vsem svetu tesno sodelovati.&nbsp;<\/p>\n\n\n\n<p>Pomembno je tudi, da v vodna telesa prenehamo odlagati odpadke, ki ne le zapletajo \u017eelve, temve\u010d dolgoro\u010dno vplivajo na njihovo genetsko zasnovo.&nbsp;<\/p>\n\n\n\n<p>\u010ce \u017eelite ve\u010d informacij o njihovi raziskavi, si oglejte spodnji sklic.<\/p>\n\n\n\n<p><a href=\"https:\/\/www.frontiersin.org\/articles\/10.3389\/fmars.2021.699521\/full\">Duncan, Emily M., et al. \"Plastic pollution and small juvenile marine turtles: a potential evolutionary trap.\" Frontiers in Marine Science (2021): 961. DOI: 10.3389\/fmars.2021.699521<\/a><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><a href=\"https:\/\/mindthegraph.com\/\" target=\"_blank\" rel=\"https:\/\/mindthegraph.com\/ noopener\"><img decoding=\"async\" loading=\"lazy\" width=\"800\" height=\"418\" src=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/09\/twitter.gif\" alt=\"Animacija \u017eelve, ki \u017ere plastiko\" class=\"wp-image-14698\"\/><\/a><\/figure>","protected":false},"excerpt":{"rendered":"<p>\u017delve in plastika \u0160tudija je pokazala, da onesna\u017eevanje s plastiko s\u010dasoma ujame mlade morske \u017eelve.  Mladi\u010di morskih \u017eelv po izvalitvi zapustijo pla\u017ee, da bi se vzgojili na dnu oceana. Poleg tega se je v teh tokovih s\u010dasoma nabralo vse ve\u010d plastike, ki jo \u0161tevilne \u017eelve pogoltnejo, ko se hranijo v bli\u017eini obale.  Mladi \u017eelvi, zlasti mladi\u010di, so [...]<\/p>","protected":false},"author":18,"featured_media":14694,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[959,28],"tags":[707,854,554,853],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Young sea turtles trapped by plastic: Evolutionary Trap - MTG<\/title>\n<meta name=\"description\" content=\"Study shows that plastic pollution traps young sea turtles over time. But how plastic ingestion affects turtle health and survival?\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mindthegraph.com\/blog\/sl\/mlade-morske-zelve-ujete-v-plasticno-evolucijsko-past\/\" \/>\n<meta property=\"og:locale\" content=\"sl_SI\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Young sea turtles trapped by plastic: Evolutionary Trap\" \/>\n<meta property=\"og:description\" content=\"Mind the Graph Blog\" \/>\n<meta property=\"og:url\" content=\"https:\/\/mindthegraph.com\/blog\/sl\/mlade-morske-zelve-ujete-v-plasticno-evolucijsko-past\/\" \/>\n<meta property=\"og:site_name\" content=\"Mind the Graph Blog\" \/>\n<meta property=\"article:published_time\" content=\"2021-09-28T19:19:40+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-01-05T17:33:43+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/09\/face-3-1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"627\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Bruna Soldera\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"Young sea turtles trapped by plastic: Evolutionary Trap\" \/>\n<meta name=\"twitter:description\" content=\"Mind the Graph Blog\" \/>\n<meta name=\"twitter:image\" content=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/09\/twitter-5.jpg\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Bruna Soldera\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutes\" \/>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Young sea turtles trapped by plastic: Evolutionary Trap - MTG","description":"Study shows that plastic pollution traps young sea turtles over time. 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