1. U.S. Environmental Protection Agency, Office
of Research and Development, National Health and Environmental Effects
Research Laboratory, Atlantic Ecology Division, 27 Tarzwell Dr., Narragansett, Rhode Island 02882, United States
2. Biology
Department, Woods Hole Oceanographic Institution, Woods Hole, Massachusetts 02543, United States
3. Massachusetts Division of Fisheries and Wildlife, 1 Rabbit Hill Rd., Westborough, Massachusetts 01591, United States
4. CSRA LLC, 6361 Walker Lane, Suite 300, Alexandria, Virginia 22310, United States
5. C. G. Blackwell, 9128 Haverstick
Road, Indianapolis, Indiana 46240, United States
6. I. C. T. Nisbet & Company, 150 Alder Lane, North Falmouth, Massachusetts 02556, United States