Bachelor of Science summa cum laude, Southampton College, 1974. Doctor of Philosophy, University College North Wales, 1976. Doctor of Science, 1993.
Researcher Marine Science Laboratories, Menai Bridge, Wales, 1974-1977, Portobello (New Zealand) Marine Laboratory, 1978-1979. Research assistant department ecology and evolution State University of New York, Stony Brook, 1979-1982. Scientist Department Marine Resources, Boothbay Harbor, Maine, 1983-1993, Bigelow Laboratory, Boothbay Harbor, since 1984.
Professor biology and marine science Southampton College, Long Island University, 1994—2002. Research professor University Connecticut, since 2002.
Fellow American Association for the Advancement of Science (Aldo Leopold fellow), University Wales (honorary). Member Marine Biological Association United Kingdom, National Shellfisheries Association (president 1991-1992, 2003-2005), World Aquaculture Society (secretary 1993-1995, board directors, vice president 1996-1997), Canada Aquaculture Association, American Malacological Union, American Society Zoologists, Association Women in Science, Nature Conservancy, Council Biology Editors, European Association Science Editors, Sigma Xi.