Scraping Barnacles Gives Salmon A Fighting Chance
A Corps of Engineers employee scrapes barnacle buildup along the 14-foot-tall filling tunnels at Lake Washington Ship Canal and Hiram M. Chittenden Locks, Seattle, Dec. 12, 2023. Barnacle scraping helps improve salmon’s chances of survival by reducing their potential for injury or death while passing through the structure.

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Photo by: Nicole L. Celestine  |  VIRIN: 231212-A-VA654-1046.JPG