Fishing is a branch of the national economy that deals with increasing the stock of fish in water bodies and improving its quality; the biological basis of fish breeding activities (artificial reproduction of fish and training it to new conditions, breeding of new breeds of fish, improvement of the reclamation condition of water bodies) and the main fish breeding processes (catching adult fish, hatching fish eggs, fish farming, etc.), the science that develops biotechniques. Fisheries are

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... d into natural pond fisheries and artificial pond fisheries. In fisheries, the amelioration of water bodies is improved, fish are artificially bred, appropriate conditions are created in places where fish lay eggs and young fish grow; fish spawning grounds are cleaned, fish paths are made to river dams, and artificial spawning grounds are prepared.