Acoustic fish bait.
Acoustic fish bait is a device that generates low frequency acoustic signal that the fish should be.
Acoustic fish bait is a devicethat generates low-frequency acoustic signal, which fish quickly and accurately learns to respond to it, follow him. Controlling the behavior of the fish, it lead to the industrial fishing. This technology can improve the efficiency of catching fish.
The device allows selective screening of adults and young, the latter in the ordinary way of fishing not survive.
Note: © Photo