Environment modelling, as ecological way of the decision actual problems of the aquaculture

Results of researches on improvement of quality of fish-breeding production are given in article at cultivation sturgeon’s fry in recircular system. Efficiency application of the salt environment, as way of the solution of problems of a pasturable and market aquaculture is analyzed. Piscicultural, physiological and biochemical parameters are estimated for the Russian sturgeon fry in saltwater and freshwater.