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Plenty of dams do have fish ladders, although Wikipedia suggests that they're not perfect: https://en.wikipedia.org/wiki/Fish_ladder#Effectiveness https://en.wi
by kibwen 4y ago
Plenty of dams do have fish ladders, although Wikipedia suggests that they're not perfect: https://en.wikipedia.org/wiki/Fish_ladder#Effectiveness https://en.wikipedia.org/wiki/Fish_ladder#Effectiveness
- wongarsu 4y agoThey frequently suffer from misaligned incentives, with damns mostly being judged by the existence of a fish ladder, not its effectiveness. And while a stronger current helps fish find the way, that's water that's "lost" for the dam operator.