Seth M. Barsky is section chief of the Wildlife and Marine Resources Section in the Environment and Natural Resources Division at the U.S. Department of Justice.

In this role, Professor Barsky supervises civil litigation on behalf of the United States in federal courts across the nation arising under the federal wildlife statutes. His areas of responsibility include all civil litigation under the Endangered Species Act, Migratory Bird Treaty Act, Marine Mammal Protection Act, and Magnuson-Stevens Fishery Conservation and Management Act, as well as judicial civil enforcement of federal animal welfare statutes.

Prior to joining the wildlife section, Professor Barsky served as a trial attorney and senior attorney in the Environment and Natural Resources Division's Environmental Defense Section, where he litigated cases in federal district courts and the courts of appeals under the major federal pollution control statutes.

Professor Barsky has taught Natural Resources Law at Villanova University School of Law and the Catholic University of America's Columbus School of Law, and Administrative Law at American University's Washington College of Law.