Brown Trout

While Posen, Illinois, isn't widely known as a brown trout hotspot, determined anglers can find opportunities in the nearby waterways. The key is targeting the cooler, deeper sections of the Des Plaines River or the Little Calumet River. These rivers, while not classic trout streams, can hold browns that have migrated from stocking programs further upstream or Lake Michigan tributaries. Spring and fall are your best bets, as water temperatures are more favorable. Look for areas with submerged structure, current breaks, and overhanging vegetation. A practical tip: access to the Des Plaines River is available at several forest preserve locations along its course. Be sure to check local regulations regarding trout stamps and size limits. The brown trout here may not be as plentiful or large as in more renowned trout fisheries, but the challenge of finding them in an urban setting adds to the reward.