Fish of the loach and balitor families in the ecotopes of the Bastak nature reserve

The article provides the results of studying the fish fauna of the Bastak reserve. Based on the analysis of field ichthyologic collections in 2001-2019, the author described the species composition, distribution and habitat specificity in the nature reserve reservoirs - of the fish from the Cobitidae and Balitoridae families. Within the reserve and its conservation zone, it was found the habitat of four representatives of the family Cobitidae and two fish from the family Balitoridae. The research, made in 2019, first discovered the Paramisgurnus dabrianus (Dabry de Thiersant, 1872) and the round-tailed form of Barbatula toni (Dybowski, 1869) in the territory and protection zone of the Bastak nature reserve. There, it was also found some new habitats of species belonging to the families.