Влияние климатической изменчивости на фитопланктонные комплексы Шерневского питьевого водохранилища (Южный Урал)

  • Анна Олеговна Гаязова South Ural State University
  • Санжар Муталович Абдуллаев South Ural State University
Keywords: Shershnevskoye reservoir, dominant algae species, climate change, eutrophication of reservoirs

Abstract

Hydrothermal and wind-stress conditions' influence on abundance and composition of Sher-shnevskoye reservoir algae species is studied using annual algological and hydrometeorological observation's data sets for 1984-2015 period. Analysis indicated the growth of phytoplankton abundance by 2-5 times in September-May. The most significant changes occur red in the last de cade, when: 1) Rapid gr o wth of blue-green and green algae abundance in winter period coincided with a noticeable cooling of the water temperature by 0,5 degrees; 2) Increasing of water temperature by 1,5 degrees led to the earlier green algae vegetation maximum. All year round vegetation of summer dominant algae species and shifts in dominant algae complexes indicated the excess of nutrient inflow into the reservoir.

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Author Biographies

Анна Олеговна Гаязова, South Ural State University

Postgraduate student of the South Ural State University, Chelyabinsk

Санжар Муталович Абдуллаев, South Ural State University

Doctor of Geographical Sciences, Professor of the Department of system programming of the South Ural State University, Chelyabinsk

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Published
2019-04-17
How to Cite
Гаязова, А. О., & Абдуллаев, С. М. (2019). Влияние климатической изменчивости на фитопланктонные комплексы Шерневского питьевого водохранилища (Южный Урал). Proceedings of Voronezh State University. Series: Geography. Geoecology, (2), 53-64. https://doi.org/10.17308/geo.2019.2/2303
Section
Geoecology