For two years, specialists of Vector Marine Electronics, Ltd with the active participation of scientists of the field hydroacoustics laboratory of the FSUE "VNIRO" have been working on creating an acoustic fish stimulator - a hydroacoustic system for managing pasture feeding and catching fish when they are grown in aquaculture farms www.youtube.com/watch?v=kp-gCA8kDcU. In 2016, a mockup of a fish stimulator was developed, manufactured and tested. A patent for a utility model was obtained for this sonar device. Currently, the development and manufacture of a prototype stimulator is being completed. Tests are scheduled for June 2017 at the Vazuzskoye reservoir.