Muted tidal regulators come in three sizes. Kuntz said he’s lost track of how many he’s made. “I quit counting at 500, years ago,” he said.

A smaller tidegate with a muted tidal regulator is installed in the road culvert along Coos River. COOS COUNTY, Ore. — For more than 100 years, farmers and ranchers on the Oregon coast have ...

Construction is underway to replace aging tide gates with more advanced Muted Tidal Regulators in an effort to improve salmon habitat and increase productivity on agricultural lands in the ...