%0 Journal Article %T Ecological features of ligule invasion of bream and roach in the Volga-Caspian region %A Chepurnaya Alevtina Grigorievna %A Konkova Anna Vladimirovna %J Vestnik of Astrakhan State Technical University. Series: Fishing Industry %D 2012 %I %X The results of long-term studies (2007¨C2011) of ecological features of ligule invasion of young roach and bream in the Volga-Caspian region are generalized. The species belonging of ligules and their hosts and the level of fish contamination are defined; the postmortem changes in the body of diseased fish are identified. %K Volga-Caspian region %K young bream and roach %K ligule invasion %K pathogenicity %K ecological features of invasion development. %U http://astu.org/content/userimages/vestnik/file/fish_2012_2/14.pdf