Do you know that 90% of all large predatory fish (like tuna, swordfish, sharks, and cod) are gone from the world's oceans.
If humans continue overfishing at the current rate, the planet will run out of seafood by 2048 with catastrophic consequences
www.abc.net.au/listen/progr...
It has been achieved with industrial fishing. Large boats with large nets and large fleets with satellite tracking are striping the oceans of fish.