Friday
May092014
How to Get a Fish To Cross a Dam
Friday, May 9, 2014 at 12:00AM
Imagine you're a river herring, maybe about a foot long, swimming merrily upstream when you suddenly hit a giant concrete wall. How do you cross it? Engineers are now designing new fishways disguised as broad, rocky pools that help migrating fish make their way through dammed up rivers.
LINK (via: Gizmodo)
Another solution would be to take some of the dams out.
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