FIELD: agriculture.
SUBSTANCE: hydraulic structure includes a an auxiliary reservoir located on a lake shore and fish wells. The auxiliary water reservoir is connected to a lake by a water-intake and a water-discharge channels. The auxiliary water reservoir is arranged on a weather shore of the lake or on the area between the weather and the lee shores. The water reservoir is equipped with guide and deflector wings. Wings guide wind flow and animal plankton from the lake into the auxiliary reservoir and into fish wells.
EFFECT: design will make it possible to increase efficiency of piscicultural works.
2 dwg, 3 ex
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