Exactly I don't get why we can't figure out and prioritize allowing fish to pass around the dams.
We can. One presumes it is less efficient than just removing the dam. It is more work versus less work - fish ladders and the like.
There are many dams with fish ladders or even fish cannons.
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We can. One presumes it is less efficient than just removing the dam. It is more work versus less work - fish ladders and the like.