DEVICE WITH CLOSED WATER SUPPLY CYCLE FOR GROWING COMMERCIAL FISH SPECIES Russian patent published in 2017 - IPC A01K61/00 

FIELD: agriculture.

SUBSTANCE: device includes units for growing aquatic organisms, a stabilization water tank, a mechanical filtration unit, a biological water enrichment unit, a denitrification biofilter, a nitrification biofilter, an aeration channel, a UV radiation unit, a water boiler, a water pH stabilization unit, a pump, a first air compressor, fish tanks, a reserve water tank, a second air compressor, a fresh water supply unit, a waste water and sediment fractions discharge unit, a first, a second and a third valves, a level automation unit, a unit of tracking and controlling water parameters, a pump for pumping sediment fractions out of the biological water enrichment unit, a mixer, a pump of the biological water enrichment unit, and a pump of the reserve water tank, interacting with one another by means of water pipelines and information-switching channels.

EFFECT: increasing the placing level of commercial fish species.

4 dwg, 6 tbl