WATER AERATION AND FISH CONCENTRATION AND CATCHING APPARATUS

摘要

FIELD: fishery, in particular, rearing, wintering and catching of fish in asphyxiation ponds. SUBSTANCE: auxiliary basin is constructed on bank of asphyxiation pond and is connected through water intake device with pond and through spillway to suction and delivery zones of pond water area. Auxiliary basin is equipped with aerator-flow former arranged at water intake device. Water intake device and spillway of auxiliary basin are arranged so that their suction and delivery zones adjoin to one another or intersect one another. EFFECT: increased efficiency of apparatus by reduced power consumption for water aeration and fish concentration. 4 dwg