Columbia River Gets a Vertical Fish Screen Irrigation canals kept clean of aquatic and urban debris while fish safely turned away The Columbia River is huge and runs past deserts, towns, major cities and numerous recreation areas. It is a major fishery, as well. So this screen had to protect and exclude fish, handle natural and urban debris, and operate in a constricted space. We designed and installed large vertical fish screens with hoods. Now the irrigation canal is clean and clear of river debris. The fish are protected andworkers have a lot easier job keeping it that way. This project included: Traveling Screen(s) Elevator Pump Trash Container Control Panel Head Loss Level Reader Filter Automatic Flash Filter ConveyorNearly finished, you can see the access doors open with the screen

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