Institution: | 1.Department of Wildlife Fisheries and Conservation Biology, University of Maine, Orono, ME, USA ;2.Department of Environmental Conservation, University of Massachusetts, Amherst, 160 Holdsworth Way, Amherst, MA, USA ;3.U.S. Geological Survey, Maine Cooperative Fish and Wildlife Research Unit, Orono, ME, USA ;4.U.S. Fish and Wildlife Service, North Atlantic Conservation Cooperative, 300 Westgate Center Drive, Hadley, MA, USA ;5.U.S. Geological Survey, West Virginia Cooperative Fish and Wildlife Research Unit, West Virginia University, Morgantown, WV, USA ; |