B. B. Bazarova, S. V. Borzenko, N. A. Tashlykova, E. Yu. Afonina, G. Ts. Tsybekmitova, P. V. Matafonov, A. P. Kuklin
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引用次数: 0
Abstract
The results of a complex hydrochemical and hydrobiological study of salt lakes in southeastern Transbaikalia during the period of moisture change are presented. The studied lakes, according to geochemical classification, are chloride and soda types. The taxonomic diversity of aquatic biota decreases, while the salinity increases and the hydrochemical type of lakes changes from soda oligo-mesohaline (4–16 g/L) to chloride eu-hyperhaline (33–70 g/L) and soda hyperhaline (128–231 g/L). In soda oligo-mesohaline and chloride lakes, the phytoplankton taxonomic composition is similar and is represented by green and diatom algae, as well as cyanobacteria. Submerged aquatic plants are represented by Stuckenia pectinata in soda oligo-mesohaline lakes. Ruppia maritima is found in the Dabasa-Nor chloride lake. In zooplankton and zoobenthos, rotifers and chironomids dominate respectively. Quantitative characteristics of phytoplankton in oligo-mesohaline lakes are lower than in hyperhaline soda and eu-hyperhaline chloride lakes. The phytomass of submerged aquatic plants, on the contrary, is higher in oligo-mesohaline lakes. In the hyperhaline soda lake Borzinskoye, zoobenthos and zooplankton organisms are represented by planktonobenthos species, namely Anostraca, with low abundance.
期刊介绍:
Inland Water Biology publishes thematic reviews and original papers devoted to flora and fauna in waterbodies, biodiversity of hydrobionts, biology, morphology, systematics, ecology, ethology, ecological physiology and biochemistry of aquatic organisms, patterns of biological cycle, structure and functioning of aquatic ecosystems, anthropogenic and uncontrolled natural impacts on aquatic organisms and ecosystems, invasion of nonindigenous species into ecosystems and their ecology, methods of hydrobiological and ichthyological studies.