{"id":20165,"date":"2015-02-27T18:31:50","date_gmt":"2015-02-27T17:31:50","guid":{"rendered":"http:\/\/www.invarena.cz\/?p=20165"},"modified":"2015-02-27T18:33:15","modified_gmt":"2015-02-27T17:33:15","slug":"varuji-pred-krmenim-labuti-pecivem-plavci-pak-maji-kozni-onemocneni","status":"publish","type":"post","link":"https:\/\/www.invarena.cz\/?p=20165","title":{"rendered":"Varuj\u00ed p\u0159ed krmen\u00edm labut\u00ed pe\u010divem. Plavci pak maj\u00ed ko\u017en\u00ed onemocn\u011bn\u00ed"},"content":{"rendered":"<p><strong>Lid\u00e9, kte\u0159\u00ed hlavn\u011b v zim\u011b krm\u00ed pe\u010divem labut\u011b na plze\u0148sk\u00fdch boleveck\u00fdch rybn\u00edc\u00edch, p\u016fsob\u00ed spr\u00e1vc\u016fm obl\u00edben\u00fdch rekrea\u010dn\u00edch ploch starosti. <\/strong><!--more--><\/p>\n<p>Na Velk\u00e9m boleveck\u00e9m rybn\u00edce se zdr\u017euje i v\u00edc ne\u017e sto labut\u00ed. I kdy\u017e jejich krmen\u00ed zakazuj\u00ed tabule, spr\u00e1vci vod odhaduj\u00ed, \u017ee p\u0159i p\u011bkn\u00e9m po\u010das\u00ed lid\u00e9 nah\u00e1zej\u00ed pt\u00e1k\u016fm i 100 a\u017e 200 kilogram\u016f pe\u010diva za den. M\u016f\u017ee to p\u016fsobit pot\u00ed\u017ee nejen pt\u00e1k\u016fm, pro kter\u00e9 to nen\u00ed vhodn\u00e9 krmivo, ale v l\u00e9t\u011b i lidem, nebo\u0165 se zhor\u0161\u00ed kvalita vody a tak\u00e9 se z\u00e1sadn\u011b zvy\u0161uje riziko parazit\u00e1rn\u00edho onemocn\u011bn\u00ed k\u016f\u017ee takzvan\u00fdmi cerk\u00e1riemi, \u0159ekl dnes \u010cTK Richard Havelka z m\u011bstsk\u00e9 organizace Spr\u00e1va ve\u0159ejn\u00e9ho statku.<br \/>\n    Cerk\u00e1riov\u00e1 dermatitida je sv\u011bdiv\u00e1 vyr\u00e1\u017eka. P\u0159i koup\u00e1n\u00ed ve voln\u00e9 p\u0159\u00edrod\u011b ji zp\u016fsobuj\u00ed cerk\u00e1rie &#8211; jedno z v\u00fdvojov\u00fdch st\u00e1di\u00ed parazitick\u00fdch motolic, kter\u00e9 v dosp\u011blosti \u017eij\u00ed v t\u011ble vodn\u00edch pt\u00e1k\u016f. Na Velk\u00e9m boleveck\u00e9m rybn\u00edku se p\u0159edloni u n\u011bkolika plavc\u016f objevily p\u0159\u00edznaky dermatitidy.<br \/>\n    Lid\u00e9 si podle Havelky neuv\u011bdomuj\u00ed, \u017ee rohl\u00edky, chleba a knedl\u00edky nejsou p\u0159irozenou potravou labut\u00ed, nesv\u011bd\u010d\u00ed jejich tr\u00e1vic\u00edmu traktu a znamenaj\u00ed jen pr\u00e1zdn\u00e9 kalorie bez v\u00fd\u017eivov\u00e9 hodnoty. &#8222;Labut\u011b nevhodnou potravou ztr\u00e1cej\u00ed, i kdy\u017e to na prvn\u00ed pohled nen\u00ed patrn\u00e9, kondici a snadno se st\u00e1vaj\u00ed ob\u011bt\u00ed nemoc\u00ed nebo parazit\u016f. Ka\u017edoro\u010dn\u011b jsou zaznamen\u00e1ny \u00fahyny labut\u00ed pr\u00e1v\u011b vlivem zcela nepat\u0159i\u010dn\u00e9 stravy,&#8220; upozornil Havelka.<br \/>\n    Krmen\u00ed labut\u00ed neprosp\u00edv\u00e1 ani kvalit\u011b vody. Z donesen\u00fdch metr\u00e1k\u016f pe\u010diva se do vody uvol\u0148uj\u00ed \u017eiviny &#8211; bu\u010f z exkrement\u016f pt\u00e1k\u016f nebo uhn\u00edv\u00e1n\u00edm pe\u010diva na dn\u011b. &#8222;A pr\u00e1v\u011b dostupnost \u017eivin, respektive fosforu, brzy na ja\u0159e podporuje r\u016fst vl\u00e1knit\u00fdch \u0159as, kter\u00e9 vytvo\u0159\u00ed zelen\u00e9 a velmi t\u011b\u017eko odstraniteln\u00e9 baldach\u00fdny vzn\u00e1\u0161ej\u00edc\u00ed se na vod\u011b a pod\u00e9l b\u0159eh\u016f,&#8220; uvedl hydrobiolog Jind\u0159ich Duras. Podle n\u011bj krmen\u00ed labut\u00ed pt\u00e1ky na rybn\u00edku zdr\u017e\u00ed del\u0161\u00ed dobu, \u010d\u00edm\u017e se zvy\u0161uje riziko cerk\u00e1riov\u00e9 dermatitidy. Kdy\u017e se voda otepl\u00ed, za\u010dnou se aktivovat vodn\u00ed pl\u017ei, ze kter\u00fdch se uvoln\u00ed p\u0159ezimuj\u00edc\u00ed cerk\u00e1rie, a napadnou labut\u011b. V nich se z cerk\u00e1ri\u00ed stanou dosp\u011bl\u00e9 motolice. &#8222;Rychle a masivn\u011b produkuj\u00ed vaj\u00ed\u010dka, z nich\u017e se okam\u017eit\u011b l\u00edhnou larvi\u010dky, kter\u00e9 napadaj\u00ed vodn\u00ed pl\u017ee. Labut\u011b odlet\u00ed, ale naka\u017een\u00ed pl\u017ei z\u016fstanou a cerk\u00e1rie se z nich mohou uvol\u0148ovat celou sezonu,&#8220; varoval Duras.<br \/>\n    V\u00fdstra\u017en\u00e9 tabule a informa\u010dn\u00ed panely lid\u00e9 krm\u00edc\u00ed pt\u00e1ky neberou na v\u011bdom\u00ed. Kdy\u017e se jim spr\u00e1vci vod pokou\u0161ej\u00ed krmen\u00ed rozmluvit, jsou nevyb\u00edrav\u011b hrub\u00ed, \u0159ekl Havelka. Upozornil na to, \u017ee jak\u00e9koliv zne\u010di\u0161\u0165ov\u00e1n\u00ed povrchov\u00fdch vod ciz\u00edmi l\u00e1tkami je mo\u017en\u00e9 posuzovat jako p\u0159ekra\u010dov\u00e1n\u00ed z\u00e1kona o vod\u00e1ch. <\/p>\n","protected":false},"excerpt":{"rendered":"<div class=\"mh-excerpt\"><p>Lid\u00e9, kte\u0159\u00ed hlavn\u011b v zim\u011b krm\u00ed pe\u010divem labut\u011b na plze\u0148sk\u00fdch boleveck\u00fdch rybn\u00edc\u00edch, p\u016fsob\u00ed spr\u00e1vc\u016fm obl\u00edben\u00fdch rekrea\u010dn\u00edch ploch starosti.<\/p>\n<\/div>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"class_list":["post-20165","post","type-post","status-publish","format-standard","hentry","category-zpravy"],"_links":{"self":[{"href":"https:\/\/www.invarena.cz\/index.php?rest_route=\/wp\/v2\/posts\/20165","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.invarena.cz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.invarena.cz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.invarena.cz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.invarena.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=20165"}],"version-history":[{"count":0,"href":"https:\/\/www.invarena.cz\/index.php?rest_route=\/wp\/v2\/posts\/20165\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.invarena.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=20165"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.invarena.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=20165"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.invarena.cz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=20165"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}