1. Barrington, E.J.W.: The alimentary canal and digestion. In: The physiology of fishes, Vol. 1. pp 109?161. Ed. by M.F. Brown. New York: Academic Press 1957
2. Beardsley, A.J.: Movement and angler use of four foodfishes in Yaquina Bay, 173 pp. Ph.D. dissertation, Corvallis: Oregon State University 1969
3. Chan, J.G.: The occurrence, taxonomy and activity of chitinoclastic bacteria from sediment, water and fauna of Puget Sound, 312 pp. Ph.D. dissertation, Seattle: University of Washington 1970
4. Goodrich, T.D. and R.Y. Morita: Bacterial chitinase in the stomachs of marine fishes from Yaquina Bay, Oregon, USA. Mar. Biol. 41, 355?360 (1977)
5. Hood, M.A. and S.P. Meyers: The biology of aquatic chitinoclastic bacteria and their chitinolytic activities. La Mer (Bull. Soc. francojap. Océanogr.) 11, 25?41 (1973)