While Jonah and Grant are out fishing they start getting bites from big fish. Earlier in the day they had been joking with George over the very same thing. But when more and more oversized fish are found, Grant realises that someone must be genetically changing the salmon's size and must stop it before the food runs out and species die out.
Add this episode to your queue to receive more information about
Superfish and we will let you know when it becomes available.