1. Department of Wildlife, Fisheries, and Conservation BiologyUniversity of Maine5755 Nutting HallOronoMaine04469USA
2. School of Marine Sciences, University of Maine5706 Aubert HallOronoMaine04469USA
3. National Oceanic and Atmospheric Administration, Northeast Fisheries Science Center17 Godfrey Drive, Suite 1OronoMaine04473USA
4. U.S. Geological Survey, Maine Cooperative Fish and Wildlife Research Unit, University of Maine5755 Nutting HallOronoMaine04469USA