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logo 9/21/2024 6:44:28 PM     
"Tube fishways" could safely lift fish up and over dams 
By Ben Coxworth AU Source: newatlas 12/22/2020
Ben Coxworth
 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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