"4" . "Z(MZP0002071101)" . "0322-8916" . . "Z\u00E1kolansk\u00FD potok byl v r\u00E1mci soustavy NATURA 2000 vybr\u00E1n mezi evropsky v\u00FDznamn\u00E9 lokality (EVL) vzhledem k v\u00FDskytu kriticky ohro\u017Een\u00E9ho raka kamen\u00E1\u010De (Austropotamobius torrentium Schrank, 1803). Organick\u00E9 zat\u00ED\u017Een\u00ED vody \u0159ad\u00ED tok mezi nejv\u00EDce zne\u010Di\u0161t\u011Bn\u00E9 lokality s rakem kamen\u00E1\u010Dem v \u010Cesk\u00E9 republice. Vlivem zne\u010Di\u0161t\u011Bn\u00ED a propuknut\u00ED ra\u010D\u00EDho moru (onemocn\u011Bn\u00ED zp\u016Fsobovan\u00E9 oomycetem Aphanomyces astaci) do\u0161lo v posledn\u00EDch letech ke zdecimov\u00E1n\u00ED raka kamen\u00E1\u010De v Z\u00E1kolansk\u00E9m potoce, p\u0159esto populace rak\u016F v horn\u00EDm \u00FAseku toku p\u0159e\u017E\u00EDv\u00E1 a dokonce se rozmno\u017Euje. Proto\u017Ee nen\u00ED jasn\u00E9, jak se n\u00E1kaza ra\u010D\u00EDho moru na lokalitu dostala, a u dal\u0161\u00EDch epizod nen\u00ED objasn\u011Bna p\u0159\u00ED\u010Dina hynut\u00ED rak\u016F, hrozba masov\u00FDch \u00FAhyn\u016F trv\u00E1 i nad\u00E1le a ohro\u017Euje zbytkovou populaci rak\u016F v potoce. \u0160\u00ED\u0159en\u00ED infekce ra\u010D\u00EDho moru mohou zpomalovat migra\u010Dn\u00ED bari\u00E9ry br\u00E1n\u00EDc\u00ED pohybu naka\u017Een\u00FDch rak\u016F proti proudu toku. Zlep\u0161en\u00ED jakosti vody ovlivn\u00ED v\u00FDstavba \u010Dist\u00EDren odpadn\u00EDch vod a tak\u00E9 dodr\u017Eov\u00E1n\u00ED z\u00E1sad spr\u00E1vn\u00E9 zem\u011Bd\u011Blsk\u00E9 praxe."@cs . "Svobodov\u00E1, Jitka" . "CZ - \u010Cesk\u00E1 republika" . . . . "1"^^ . "RIV/00020711:_____/11:00003379!RIV12-MZP-00020711" . "Factors influencing the population of stone crayfish in Z\u00E1kolansk\u00FD brook"@en . "RIV/00020711:_____/11:00003379" . "stone crayfish; Z\u00E1kolansk\u00FD brook; water quality; crayfish plague; SCI"@en . . "Z\u00E1kolansk\u00FD potok byl v r\u00E1mci soustavy NATURA 2000 vybr\u00E1n mezi evropsky v\u00FDznamn\u00E9 lokality (EVL) vzhledem k v\u00FDskytu kriticky ohro\u017Een\u00E9ho raka kamen\u00E1\u010De (Austropotamobius torrentium Schrank, 1803). Organick\u00E9 zat\u00ED\u017Een\u00ED vody \u0159ad\u00ED tok mezi nejv\u00EDce zne\u010Di\u0161t\u011Bn\u00E9 lokality s rakem kamen\u00E1\u010Dem v \u010Cesk\u00E9 republice. Vlivem zne\u010Di\u0161t\u011Bn\u00ED a propuknut\u00ED ra\u010D\u00EDho moru (onemocn\u011Bn\u00ED zp\u016Fsobovan\u00E9 oomycetem Aphanomyces astaci) do\u0161lo v posledn\u00EDch letech ke zdecimov\u00E1n\u00ED raka kamen\u00E1\u010De v Z\u00E1kolansk\u00E9m potoce, p\u0159esto populace rak\u016F v horn\u00EDm \u00FAseku toku p\u0159e\u017E\u00EDv\u00E1 a dokonce se rozmno\u017Euje. Proto\u017Ee nen\u00ED jasn\u00E9, jak se n\u00E1kaza ra\u010D\u00EDho moru na lokalitu dostala, a u dal\u0161\u00EDch epizod nen\u00ED objasn\u011Bna p\u0159\u00ED\u010Dina hynut\u00ED rak\u016F, hrozba masov\u00FDch \u00FAhyn\u016F trv\u00E1 i nad\u00E1le a ohro\u017Euje zbytkovou populaci rak\u016F v potoce. \u0160\u00ED\u0159en\u00ED infekce ra\u010D\u00EDho moru mohou zpomalovat migra\u010Dn\u00ED bari\u00E9ry br\u00E1n\u00EDc\u00ED pohybu naka\u017Een\u00FDch rak\u016F proti proudu toku. Zlep\u0161en\u00ED jakosti vody ovlivn\u00ED v\u00FDstavba \u010Dist\u00EDren odpadn\u00EDch vod a tak\u00E9 dodr\u017Eov\u00E1n\u00ED z\u00E1sad spr\u00E1vn\u00E9 zem\u011Bd\u011Blsk\u00E9 praxe." . . "Faktory ovliv\u0148uj\u00EDc\u00ED raka kamen\u00E1\u010De v Z\u00E1kolansk\u00E9m potoce"@cs . "[D9FB47DDAA8D]" . "199268" . "1"^^ . "Faktory ovliv\u0148uj\u00EDc\u00ED raka kamen\u00E1\u010De v Z\u00E1kolansk\u00E9m potoce" . . . "Factors influencing the population of stone crayfish in Z\u00E1kolansk\u00FD brook"@en . "53" . . "Faktory ovliv\u0148uj\u00EDc\u00ED raka kamen\u00E1\u010De v Z\u00E1kolansk\u00E9m potoce"@cs . . . . "Due to organic pollution the watercourse remains among the most polluted localities where the stone crayfish live in the Czech Republic. As a result of the pollution and crayfish plague the population of stone crayfish in Z\u00E1kolansk\u00FD brook was decimated. In spite of that, the crayfish population in the upper part of the watercourse survives and is even reproducing. As the origin of the crayfish plague infection in the region is unknown and the reason of other cases of the species dying there is not explained, too, the residual population in the brook is still in danger of massive death. Spreading of the illness can be delayed by migration barriers which could prevent the movement of infected crayfish against the current of the watercourse. Water quality will be improved by the construction of wastewater treatment plants and also by establishing the codes of good agricultural practice."@en . . . "Faktory ovliv\u0148uj\u00EDc\u00ED raka kamen\u00E1\u010De v Z\u00E1kolansk\u00E9m potoce" . . "5"^^ . . . . "VTEI" . "http://www.vuv.cz/fileadmin/user_upload/pdf/vtei/2011/vtei_4-2011.pdf" .