Muskellunge with VHSV (IMAGE) Cornell University Caption Muskellunge, New York's no. 2 sport fish, have been diagnosed with VHSV. A new study will specifically focus on muskellunge fisheries in the St. Lawrence River, Chautauqua Lake and the Niagara River to determine the pathogen's prevalence in these populations and at different times of year. Credit Cornell College of Veterinary Medicine Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.