Environmental assessment of mercury contamination of the wastewater storage facility Bylkyldak

The article describes visually detectable anomalies in the structure of the crucian carpet, which make it
possible to consider them as a reliable tool for operative ecological monitoring of aquatic ecosystems under the
conditions of the anthropic press. The results of the conducted studies were tested in the course of the research
"The Post-Mercury Control of Mercury Pollution in the Territory of the Former PO" Khimprom", and also
appear to be important in assessing the environmental risk from groundwater pollution and adjacent water
bodies in the northern industrial zone of Pavlodar.