Stream channelization, dam construction, and impoundments change the water flow, temperature, and quality to which the Topeka shiner is specifically adapted. Dams also prevent shiners from migrating ...

Stream channelization, dam construction, and impoundments change the water flow, temperature, and quality to which the Topeka shiner is specifically adapted. Dams also prevent shiners from migrating ...

Repairs on a fish barrier aimed at protecting the natural ecosystem of the Virgin River was completed after about weeks of work and a $900,000 investment. The project was funded through taxpayer ...