The decline is due to the electric currents form the cables and the noise - fish navigate using electrical senses and run from noises. Soon there will be no fish at all, except those that cannot flee, like shellfish.
Still later, the local seafood restaurants will have to either close or sell fish that were caught elsewhere, thus destroying the “locally caught” meme.
Young men will have one less job opportunity, as family fishing businesses close, selling their livelihoods for pennies on the dollar, if that much.
Yup- it’s sad that a great hard working industry is taking a hit like it is- There are several jobs associated with the fishign industry which will suffer jobs like bait shops, bait and tackle shops, filet services, packaging, preserving, and jobs like cpt, first mates, deck hands, dock workers, boat maintenance jobs, boat storage- the list goes on and on-