Post by: bearpaw on July 11, 2016, 03:36:31 PM
Soaring 100 feet above the river at speeds up to 20 mph, spring chinook were shooting through a tube designed to carry salmon over dams in seconds, at far lower cost and faster construction than traditional fish ladders.
more: http://www.yakimaherald.com/news/local/salmon-cannon-helps-move-fish-over-dams/article_8d6a88d8-44ac-11e6-9ee6-6fb5234ecb47.html
Post by: Special T on July 11, 2016, 03:58:56 PM