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Information × Registration Number 0211U004940, 0106U002147 , R & D reports Title Complex evaluation of ecological quality of different types of river system as the basis for elaboration of scientific methods for saving and recultivation of biodivercity of native ichtiofauna of rare and endangerous fish species. popup.stage_title Head Afanasyev Sergiy Oleksandrovych, Registration Date 18-03-2011 Organization Institute of Hydrobiology of National Academy of Ukraine popup.description2 Specifics of forming of structure of plankton's communities, bottom invertebrates' communities, macrovegetation and ichthyofauna of the different types' river systems have been learnt. Impact of natural and anthropogenic factors on a structure of biotic communities have been researched, mechanisms of forming and support biotic structure of mountain and plain river systems have been researched. For the first time complex estimate of ecological status of plain (by example of the river Prypiat basin) and mountain (the river Tisa basin) have been realized in compliance with Product Description popup.authors Гончаренко Н.І. Карпова Г.О. popup.nrat_date 2020-04-02 Close