Ionova Elena Aleksandrovna RussiaSaratovState Research Institute of Industrial Ecology, Саратов, ул. Московская, 66Leading researcher of the laboratory of biomonitoringCandidate of biological Sciences voroninmj@yandex.ru Author's articles Current State of the Higher Aquatic Vegetation of the Balakovo NPS Cooling Reservoir under the Influence of Herbivorous Fishes