Seasonal migration of smallmouth bass in the Embarrass and Wolf rivers, Wisconsin
migration, bass, habitat, adult
Journal or Book Title
North American Journal of Fisheries Management
Migration of smallmouth bass (Micropterus dolomieui) between summer and winterhabitats was investigated from 1985 to 1987 in the Embarrass and Wolf rivers of Wisconsin.Smallmouth bass of age 2 and older (> 200 mm, total length) migrated from the Embarrass Riverdownstream 69–87 km to the Wolf River when the water temperature fell below 16°C in autumn.Smallmouth bass returned to the Embarrass River in April and May, and most individualsreturned to the same 5-km reach of river. Adults (age 4 and older, > 280 mm) migrated soonerthan subadult fish.