Clogged fish screen

Photo By/Credit

USFWS

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Fish screens slot sizes are as large possible while still keeping the target fish sized within the rearing area. The smaller hole sizes used on the smaller fish can clog quickly from algae, feed particles, fall leaves, random debris and fish mortalities. Each raceway is inspected daily all year long.
Ecosystem
Lake
River/stream
Recreational Activity
Subject tags
Animal health
Aquatic environment
Biological control
Buildings, facilities and structures
Environmental quality
Farms and farming systems
Fish hatcheries
Foliage
Infrastructure
Maintenance
Monitoring