Dam dynamics often fail fish (article)
It seems strange how little we know about fish, their habits and whether the help we’re trying to give them is actually helpful.
Allan Bonner explores how we attempt to counteract disruptions to fish migrations caused by dams and other human activity with fishways and other measures. He also discusses how our efforts may not be as useful as we thought, and whether our economic and environmental interests would be better served by returning rivers to their natural state.