Parasite fauna of Amur sleeper Perccottus glenii Dybowski, 1877 (Osteichthyes: Odontobutidae) in some water bodies of Kyiv oblast

The parasite fauna of Amur sleeper was investigated in three water bodies of Kyiv oblast. Sixteen species of parasites and forms not identified to species level, one of which is Gyrodactylus perccotti, a speciesspecific representative of the parasite fauna of sleeper from the native range, were revealed. Ciliates of the genus Trichodina were dominant in all water bodies under study, whose maximum level of invasion in some water bodies reached 100% and 1500 spec./org. The majority of the presented parasite species are widespread in water bodies of Europe and Asia, without restricted host specificity.