Evolution at warp speed: Hatcheries change salmon genetics after a single generation | Science News | Scoop.it
From www.physorg.com - December 21, 2011 3:14 AM
The impact of hatcheries on salmon is so profound that in just one generation traits are selected that allow fish to survive and prosper in the hatchery environment, at the cost of their ability to thrive and reproduce in a wild environment.