{"id":318384,"date":"2024-08-20T13:14:54","date_gmt":"2024-08-20T12:14:54","guid":{"rendered":"https:\/\/zakrasnejsivimperk.cz\/?p=318384"},"modified":"2024-08-20T13:14:54","modified_gmt":"2024-08-20T12:14:54","slug":"z-prvni-ruky-vedci-zahaji-rozsahly-pruzkum-ryb-lipenske-nadrze","status":"publish","type":"post","link":"https:\/\/zakrasnejsivimperk.cz\/?p=318384","title":{"rendered":"Z PRVN\u00cd RUKY: V\u011bdci zah\u00e1j\u00ed rozs\u00e1hl\u00fd pr\u016fzkum ryb lipensk\u00e9 n\u00e1dr\u017ee"},"content":{"rendered":"
\"\"Komplexn\u00ed hydrobiologick\u00fd pr\u016fzkum lipensk\u00e9 p\u0159ehrady chystaj\u00ed na posledn\u00ed srpnov\u00fd t\u00fdden v\u011bdci z Biologick\u00e9ho centra Akademie v\u011bd \u010cR ve spolupr\u00e1ci s Jiho\u010desk\u00fdm \u00fazemn\u00edm svazem \u010cesk\u00e9ho ryb\u00e1\u0159sk\u00e9ho svazu. Nejv\u011bt\u0161\u00ed \u010deskou vodn\u00ed n\u00e1dr\u017e a jej\u00ed ryb\u00ed obyvatele budou detailn\u011b sledovat od ned\u011ble 25. srpna sedm dn\u00ed pomoc\u00ed modern\u00edch odlovn\u00fdch technik. C\u00edlem pr\u016fzkumu je zhodnotit celkov\u00e9 slo\u017een\u00ed ryb\u00ed obs\u00e1dky, a zejm\u00e9na zjistit, jak pokra\u010duje v\u00fdvoj populace cand\u00e1ta.<\/h6>\n

\u201eCand\u00e1t je pro \u0159adu ryb\u00e1\u0159\u016f nejzaj\u00edmav\u011bj\u0161\u00edm druhem jezera z hlediska sportovn\u00edho rybolovu. V posledn\u00edch dek\u00e1d\u00e1ch minul\u00e9<\/em>ho stolet\u00ed bylo Lipno velmi bohat\u00e9 na cand\u00e1ta a na jeho potravn\u00ed druhy, ale po roce 2000 v\u00fdrazn\u011b zchudlo,\u201c \u0159\u00edk\u00e1 Jan Kube\u010dka, v\u011bdeck\u00fd pracovn\u00edk Hydrobiologick\u00e9ho \u00fastavu Biologick\u00e9ho centra AV \u010cR. Pr\u016fzkumy v minul\u00fdch letech uk\u00e1zaly n\u011bkter\u00e9 povzbudiv\u00e9 v\u00fdsledky z hlediska zv\u00fd\u0161en\u00e9 potravn\u00ed z\u00e1kladny pro cand\u00e1ta a jeho rozmno\u017eov\u00e1n\u00ed. Zrychlil se tak\u00e9 r\u016fst cand\u00e1ta. P\u0159es ur\u010dit\u00e9 povzbudiv\u00e9 sign\u00e1ly v\u0161ak do\u0161lo v posledn\u00edch letech k poklesu \u00falovk\u016f cand\u00e1ta, a \u010cesk\u00fd Ryb\u00e1\u0159sk\u00fd Svaz tak p\u0159ikro\u010dil k ochrann\u00fdm opat\u0159en\u00edm, mezi n\u011b\u017e pat\u0159il z\u00e1kaz lovu na n\u00e1stra\u017en\u00ed rybku men\u0161\u00ed ne\u017e 20 cm a zv\u00fd\u0161en\u00ed nejmen\u0161\u00ed lovn\u00e9 m\u00edry cand\u00e1ta na 50 cm.<\/p>\n

Zodpov\u011bd\u011bt p\u0159\u00ed\u010diny v\u00fdvoje jednotliv\u00fdch populac\u00ed nen\u00ed mo\u017en\u00e9 bez dlouhodob\u00e9ho sledov\u00e1n\u00ed v\u0161ech d\u016fle\u017eit\u00fdch hr\u00e1\u010d\u016f syst\u00e9mu, jako jsou \u0159asy, bezobratl\u00ed, nedrav\u00e9 a drav\u00e9 ryby. Proto odborn\u00edci n\u00e1dr\u017e Lipno z hlediska ryb\u00edch populac\u00ed sleduj\u00ed dlouhodob\u011b, s n\u011bkolika pomlkami od roku 2008. V posledn\u00edch letech pr\u016fzkumy podporuj\u00ed N\u00e1rodn\u00ed agentura pro zem\u011bd\u011blsk\u00fd v\u00fdzkum (program Zem\u011b), Akademie v\u011bd \u010cR a \u010cesk\u00fd Ryb\u00e1\u0159sk\u00fd Svaz. Na sledov\u00e1n\u00ed se pod\u00edlej\u00ed i pracovn\u00edci Povod\u00ed Vltavy s.p.<\/p>\n

Dvaceti\u010dlenn\u00fd t\u00fdm odborn\u00edk\u016f prozkoum\u00e1 b\u011bhem t\u00fddne celou plochu n\u00e1dr\u017ee od p\u0159\u00edtoku a\u017e k hr\u00e1zi. Z\u00e1zem\u00ed jim poskytne po\u0159\u00ed\u010dn\u00ed dozorstv\u00ed Povod\u00ed Vltavy v H\u016frce u \u010cern\u00e9 v Po\u0161umav\u00ed. Po d\u016fkladn\u00e9m zmapov\u00e1n\u00ed a n\u00e1sledn\u00fdch anal\u00fdz\u00e1ch stavu populace cand\u00e1ta a jeho potravn\u00ed z\u00e1kladny, tedy men\u0161\u00edch velikost\u00ed kaprovit\u00fdch a okounovit\u00fdch ryb, pak budou navr\u017eena doporu\u010den\u00ed pro obhospoda\u0159ov\u00e1n\u00ed lipensk\u00e9 n\u00e1dr\u017ee. Mezi n\u011b pat\u0159\u00ed nap\u0159. \u00fapravy pravidel rybolovu, n\u00e1vrhy vysazov\u00e1n\u00ed ryb \u010di v\u00fdpo\u010dty o\u010dek\u00e1van\u00e9 produkce. C\u00edlem je dos\u00e1hnout trvale udr\u017eiteln\u00e9ho v\u00fdnosu v\u010detn\u011b trofejn\u00edch \u00falovk\u016f a z\u00e1rove\u0148 zachovat ekologicky vyv\u00e1\u017een\u00fd stav v n\u00e1dr\u017ei.<\/p>\n

Komplexn\u00ed pr\u016fzkum ryb\u00ed obs\u00e1dky se ale zdaleka nesoust\u0159ed\u00ed pouze na cand\u00e1ta. V\u011bdci budou podle certifikovan\u00fdch evropsk\u00fdch norem analyzovat celkov\u00e9 slo\u017een\u00ed ryb\u00ed obs\u00e1dky v\u010detn\u011b potravn\u00ed z\u00e1kladny nedrav\u00fdch ryb a pl\u016fdkov\u00fdch spole\u010denstev. Tyto rozs\u00e1hl\u00e9 pr\u00e1ce reprezentativn\u011b pokryj\u00ed v\u011bt\u0161inu plochy n\u00e1dr\u017ee a neujdou pozornosti ryb\u00e1\u0159sk\u00e9 ve\u0159ejnosti. \u017d\u00e1d\u00e1me proto ve\u0159ejnost, aby se nep\u0159ibli\u017eovala k instalovan\u00fdm za\u0159\u00edzen\u00edm a nezasahovala do nich. Nekvalifikovan\u00e9 z\u00e1sahy mohou b\u00fdt nebezpe\u010dn\u00e9 a mohou pr\u016fzkum po\u0161kodit.<\/p>\n

(tz-av\u010dr)<\/strong><\/p>\n

\n

 <\/p>\n

Dnes informujeme:<\/h6>\n

V Nemocnici Strakonice ve st\u0159edu 28. srpna zah\u00e1j\u00ed provoz Odb\u011brov\u00e9 centrum \u2013 d\u00e1rci krve<\/a><\/h4>\n

\u010cesko v prvn\u00edm pololet\u00ed \u0161et\u0159ilo elekt\u0159inou i plynem, fotovoltaiky vyrobily meziro\u010dn\u011b o 28 % v\u00edce energie<\/a><\/h4>\n
\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

Komplexn\u00ed hydrobiologick\u00fd <\/p>\n","protected":false},"author":2,"featured_media":318385,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"gallery","meta":{"footnotes":""},"categories":[70],"tags":[],"jetpack_featured_media_url":"https:\/\/zakrasnejsivimperk.cz\/wp-content\/uploads\/2024\/08\/20\/z-ruky-vedci.jpg","_links":{"self":[{"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=\/wp\/v2\/posts\/318384"}],"collection":[{"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=318384"}],"version-history":[{"count":1,"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=\/wp\/v2\/posts\/318384\/revisions"}],"predecessor-version":[{"id":318389,"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=\/wp\/v2\/posts\/318384\/revisions\/318389"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=\/wp\/v2\/media\/318385"}],"wp:attachment":[{"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=318384"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=318384"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zakrasnejsivimperk.cz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=318384"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}