Question

how does a trawler man catch fish in deep water?.give reason ​

Answer 1

Trawler man uses the net to catch fishes in deep water. They launch a net when a group of fishes flow in their way and ends up caught up in the net. Than they lift up the net and gets fishes stuck in it through which they can not get out. A trawler man catch fish in deep water by the principle of echo using the SONAR