The main fish cruising its waters are white sucker ("Castostomus commersonii") and Cyprinidae; more polluted areas are occupied by brown bullhead ("Ameiurus nebulosus"). Species sought after for fishing include muskellunge ("Esox masquinongy"), "Esox", black bass ("Micropterus sp."), "Sander", yellow perch ("Perca flaescens"), pumpkinseed ("Lepomis gibbosus") and mud cat. Over the years the species added to the river for increase sport are the brown trout ("Salmo trutta"), rainbow trout ("Oncorynchus mykiss"), muskellunge, "Sander", yellow perch, brown bullhead, smallmouth bass ("Micropterus dolomieu"), and brook trout ("Salvelinus fontinalis").