TOXICOSIS THE HYDROBIONTS AND THEIR ANTROPOGENIC EVOLUTION
Presents the results of pathomorphological study cladocerans, digestive gland Unio tumidus (Mollusca, Bivalvia) and liver roach Rutilus rutilus. The material was collected in lakes Bolshezemelskaya tundra and in lakes Leningrad oblast, Rybinsk reservoir and the Gulf of Finland. All subjects U. tumidus and roach and much of cladocerans were in a pathological state. This testifies to the development of their populations genotypic adaptations to life in a modified human environment.