Development of fish farming and its preservation

The articles were shows however, using fish as the most important food product, we should not forget about its protection. The formation of stocks of commercial fish species is influenced not only by climatic conditions (changes in seasonal temperatures and illumination, habitat depth, hydrological and hydro chemical regime of the reservoir), but also by the influence of anthropogenic factors. By polluting water bodies, a person violates the conditions for reproduction and metabolism in fish, and food organisms die. Creating grandiose structures on the rivers, subordinating their rapid run to his will, a person forgets that without his help it is difficult for river inhabitants to cope with the onslaught of dams, water intakes and other hydraulic structures.