Bachelor in Zoology, University Hawaii, 1965. Master of Science in Zoology, University Hawaii, 1969. Doctor of Philosophy, University Washington, 1971.
Fisheries biologist, National Marine Fisheries Svc., Honolulu and Seattle, 1965-1971; project leader, Virgin Islands Department Conservation and Cultural Affairs, St. Thomas, 1971-1973; staff fisheries biologist, director Bureau Fish and Wildlife, Virgin Islands Department Conservation and Cultural Affairs, St. Thomas, 1976-1978; project leader environmental services, Oceanic Institute, Makapuu, Hawaii., 1973-1976; coordinator fisheries management plan, National Marine Fisheries Svc., St. Petersburg, Florida, 1978-1980; manager marine mammal and endangered species program, National Marine Fisheries Svc., St. Petersburg, Florida, 1978-1980; leader ecology section, National Fishrey Research Laboratory, La Crosse, Wisconsin, 1980-1983; project leader, visiting professor, U. Arkansas, Pine Bluff, 1983-1989; manager fisheries habitat protection program, Michigan Department Natural Resources, Lansing, since 1989. Adjunct assistant professor biology University of Wisconsin, La Crosse, 1980-1983. Participant professional meetings.
Fellow American Institute Fishery Research Biologists. Member American Fisheries Society (professional), Arkansas Academy of Sciences, New York Academy of Sciences, Sigma Xi.