"Tube fishways" could safely lift fish up and over dams

"Tube fishways" could safely lift fish up and over dams

Source: newatlas

12/22/2020

Dams pose a great obstacle to fish migrating up rivers, potentially keeping them from breeding, thus leading to a decline in wild stocks. Australian scientists are on the case, though, with a possible solution known as the "tube fishway."

First conceived by the University of New South Wales' Assoc. Prof. John Harris, each tube fishway consists of … well, a long tube that stretches vertically from the water at the bottom of a dam, on its downstream side, up to the water on the other side of the dam, at the top.

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