FIELD: agriculture.
SUBSTANCE: method includes the great number of portable modules-hatching ponds adjustment in the water bodies. These modules have the artificial bed-nests that are equipped with the frequency-sound generators. The generators are configured to reproduce the sounds of the certain fish species for the female species attraction to spawning on the artificial bed-nests by means of the frequency-sound modulation, which reproduces the sounds that emit at the spawning moment by male or female species. The impulse-light modulation is carried out simultaneously with the frequency-sound one.
EFFECT: invention provides the gathering of the valuable fish species spawn on industrial scale.
1 cl
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Authors
Dates
2017-12-22—Published
2016-02-17—Filed