Dams
What is one purpose of a dam?
Water supply, flood control, irrigation, navigation, sedimentation control, and hydropower.
How can dams affect fish?
Blocking migration routes, altering natural river flows, and degrading water quality.
What is a fish ladder?
A waterway structure built around or over obstacles like dams, locks, and waterfalls to allow fish to pass.
Why are some dams removed?
It’s too expensive to maintain or keep in place.