Originally Posted by Cranefly
Yes, the most able to adapt, survive in a hatchery and pass those (undesirable) genes on to their offspring, making them less adapted to the wild. nothing circular about the argument, just the conclusion and a vicious one at that.
Errr... a creature which is able to adapt to new environments is exactly what is required in a migratory fish. You don't need a weatherman to know which way the wind blows, or to be a scientist to understand that.