UW study says `hidden overharvest` contributing to decline of walleye population

A new study by UW-Madison researchers says Wisconsin needs to change its approach to walleye management to halt decades of “hidden overharvest.”

A coveted trophy for anglers, a supper club mainstay and a staple of traditional Ojibwe diets, the cool-water fish has suffered a nearly three-decade decline as climate change and development have taken their toll on its habitat...