Open AccessPhysical and geographical characteristics and ichthyofauna of local reservoirs of the East Kazakhstan region
Author(s) -
A. Kasymkhanov
Publication year - 2021
Publication title -
k̦azak̦stannyn̦ biologiâlyk̦ ġylymdary
Language(s) - English
Resource type - Journals
eISSN - 2789-1534
pISSN - 1684-940X
DOI - 10.52301/1684-940x-2021-2-18-27
Subject(s) - geography , fish <actinopterygii> , work (physics) , south east , fishery , physical geography , environmental protection , hydrology (agriculture) , geology , biology , mechanical engineering , geotechnical engineering , engineering
The article presents the results of research work carried out in 2020 on the reservoirs of local significance of the East Kazakhstan region. Research works were carried out on the lakes Saryolen, Arasan and Batyrkhankol of the Kurchum district; the reservoir on the Kandysu River in the Tarbagatai district; reservoirs No. 2 and No. 3 on the Ulan River in the Ulan district; Lake Alimba on the territory of the city administration of Semey; Lake Dolonskoye in the Beskaragai district of the East Kazakhstan region. The physical and geographical characteristics of the studied reservoirs are described. The species composition of the ichthyofauna of reservoirs of local significance in the East Kazakhstan region is presented. The biological analysis of commercial fish species by age, length, weight, Fulton fatness coefficient, and sex ratio is also carried out. The results of the research work are summed up.