Decades-long battle near Chicago holds species out of Great Lakes.
Aggressive, prolific fish causing havoc in waterways across nation.
Markey: Fishing activity picks up, especially among those seeking walleye.
Group rehabilitates, refurbishes rigs into workable sticks.
Event takes place on Maumee River, Lake Erie.
Open water action could mean an early spring bite.
That trend has been surging across Ohio, region, nationwide.
Boater education programs offered locally.
Ambitious exercise had humble start.
Sting caught dozens of people in region.