From May 21 to June 04, according to the calendar plan, within the budget program 256, subprogram 102 on the subject «Determination of the fish productivity of fishery reservoirs, development of biological justifications for the of the permissible fishing limit (ПДУ) of the impact of the fish and other aquatic animals…», as well as “Assessment of the condition of fish resources in reserve reservoirs of local importance” and by program 267 PTF «Complete assessment of the state of fish resources and other hydrobionts of the main fishing water reservoirs of Kazakhstan and the development of evidence-based recommendations for their sustainable use» the employees of the Balkhash branch of the “RPC of Fisheries” LLC carry out research work on the Ile River in the Aral-Tobe and Bakanas regions, reservoirs of the Ile River Delta. 

Sampling for hydrochemistry and hydrobiology (phytoplankton, zooplankton and zoobenthos) is carried out, as well as biological analysis of fish.