1. J. Barlow, T. Eagle, S. Swartz, and P. R. Wade. 1995 . U. S. marine mammal stock assessments: Guidelines for preparation, background, and a summary of the 1995 assessments . NOAA Technical Memorandum NMFS-OPR-6. 73 pp. Available from Southwest Fisheries Science Center, P. O. Box 271, La Jolla, CA 92038.
2. H. W. Braham, L. L. Jones, G. C. Bouchet, and A. T. Actor. 1983 . Distribution and sightings of Dall's porpoise and harbor porpoise in the eastern North Pacific . Paper SC/35/SM18 presented at the 35th Meeting of the Scientific Committee, International Whaling Commission, Brighton, United Kingdom, June 1983. Available from National Marine Mammal Laboratory, 7600 Sand Point Way NE, Seattle, WA 98115.
3. J. Brueggeman, 1987 . Aerial surveys of endangered cetaceans and other marine mammals in the northwestern Gulf of Alaska and southeastern Bering Sea. Report prepared for Minerals Management Service, Alaska OCS and NOAA. Contract No. 85-ABC-00093. 137 pp. Available from National Marine Mammal Laboratory, 7600 Sand Point Way NE, Seattle, WA 98115.