Sinclair et al.: Prey selection by Callorhinus ursinus 



55 



Gabriel, W. L. 



1978. Statistics of selectivity. In S. J. Lipovsky 

 and C. A. Simenstad (eds.), Gutshop '78, p. 62- 

 66. Wash. Sea Grant Publ. WSG-WO-77-2, Univ. 

 Washington, Seattle, WA. 

 Gentry, R. L., G. L. Kooyman, and M. E. Goebel. 



1986. Feeding and diving behavior of northern fur 

 seals. In R. L. Gentry and G. L. Kooyman (eds.), 

 Fur seals: maternal strategies on land and at sea, 

 p. 61-78. Princeton Univ. Press, Princeton, NJ. 



Goebel, M. E., J. L. Bengtson, R. L. DeLong, R. L. 

 Gentry, and T. R. Loughlin. 



1991. Diving patterns and foraging locations of fe- 

 male northern fur seals. Fish. Bull. 89:171-179. 

 Jefferts, K. 



1983. Zoography and systematics of cephalopods of 

 the northeastern Pacific Ocean. Ph.D. diss., Or- 

 egon State University, Corvallis, OR, 291 p. 



Kajimura, H. 



1984. Opportunistic feeding of the northern fur 

 seal, Callorhinus ursinus, in the eastern North 

 Pacific Ocean and eastern Bering Sea. U.S. Dep. 

 Commer. NOAA Tech. Rep. NMFS SSRF-779, 49 p. 



1985. Opportunistic feeding by the northern fur 

 seal, (Callorhinus ursinus). In J. R. Beddington, 

 R. J. H. Beverton, and D. M. Lavigne (eds.), Ma- 

 rine mammals and fisheries, p. 300-318. George 

 Allen and Unwin Ltd., London. 



Kinder, T. H., and J. D. Schumacher. 



1981. Hydrographic structure over the continental 

 shelf of the southeastern Bering Sea. In D. W. 

 Hood, and J. A. Calder (eds.), The eastern Bering 

 Sea shelf: oceanography and resources, Vol. I, p. 

 31-52. Office of Mar. Poll. Assessment of NOAA. 



Kubodera, T., and K. Jefferts. 



1984. Distribution and abundance of the early life 

 stages of squid, primarily Gonatidae (Cepha- 

 lopoda, Oegopsida), in the northern North Pacific 

 (Part I and II). Bull. Nat. Sci. Mus. (Tokyo) Ser. 

 A, 10(3 and 41:91-193. 



Langton R. W. 



1982. Diet overlap between Atlantic cod, Gadus 

 morhua, silver hake, Merluccius bilinearis, and fif- 

 teen other northwest Atlantic finfish. Fish. Bull. 

 80(4):745-759. 



Loughlin, T. R., J. L. Bengston, and R. L. Merrick. 



1987. Characteristics of feeding trips of female 

 northern fur seals. Can. J. Zool. 65(8):2079-2084. 



Lynde, C. M. 



1984. Juvenile and adult walleye pollock of the east- 

 ern Bering Sea. In D. Ito (ed.), Proceedings of the 

 workshop on walleye pollock and its ecosystem in the 

 eastern Bering Sea, p. 43-108. U. S. Dep. Commer., 

 NOAA Tech. Memo NMFS F/NWC-62. 

 Mead Jr., G. W. 



1953. The food habits of the North Pacific fur seal 

 in Japanese waters. Ph.D. diss., Stanford Univ., 

 Palo Alto, CA, 138 p. 

 Meek, A. 



1916. The migrations of fish. Edward Arnold, Lon- 

 don, 427 p. 



Morrow, J. E. 



1979. Preliminary keys to otoliths of some adult 

 fishes of the Gulf of Alaska, Bering Sea, and Beau- 

 fort Sea. U.S. Dep. Commer. NOAA Tech. Rep. 

 NMFS Circ. 420, 33 p. 



Murie, D. J., and D. M. Lavigne. 



1985. Interpretation of otoliths in stomach content 

 analyses of phocid seals: quantifying fish 

 consumption. Can. J. Zool. 64:1152-1157. 



Nishiyama, T., K. Hirano, and T. Haryu. 



1986. The early life history and feeding habits of 

 larval walleye pollock, Theragra chalcogramma 

 (Pallas), in the southeast Bering Sea. Int. North 

 Pac. Fish. Comm. Bull. 45:177-227. 



Perez, M. A., and M. A. Bigg. 



1986. Diet of northern fur seals, Callorhinus 

 ursinus, off western North America. Fish. Bull. 

 84(4):957-971. 

 Ponganis, P. J., R. L. Gentry, E. P. Ponganis, and 

 K. V. Ponganis. 



1992. Analysis of swim velocities during deep and 

 shallow dives of two northern fur seals, Cal- 

 lorhinus ursinus. Mar. Mammal Sci. 8(l):69-75. 

 Roper, C. F. E., and R. E. Young. 



1975. Vertical distribution of pelagic cephalopods. 

 Smithson. Contrib. Zool. 209, 51 p. 

 Royer, T. C. 



1989. Upper ocean temperature variability in the 

 northeast Pacific Ocean: is it an indicator of glo- 

 bal warming? J. Geophys. Res. 94(C12):18,175- 

 18,183. 

 Scheffer, V. B. 



1950a. The food of the Alaska fur seal. Transactions 

 of the fifteenth North American Wildlife Conference, 

 p. 410-420. Available: Alaska Fish. Sci. Cent., 

 NOAA, NMFS, 7600 Sand Point Way NE., 

 BinC 15700, Seattle, WA 98115-0070. 

 1950b. Growth layers on the teeth of Pinnipedia as 

 an indication of age. Science 112:309-311. 

 Sinclair, E. H. 



1988. Feeding habits of northern fur seals in the 

 eastern Bering Sea. M.S. thesis, College of 

 Oceanography, Oregon State Univ., 1988, Cor- 

 vallis, OR, 94 p. 

 Smith, G. B. 



1981. The biology of walleye pollock. In D. W. 

 Hood and J. A. Calder (eds.), The eastern Bering 

 Sea Shelf: oceanography and resources, Vol. I, p. 

 527-552, Office of Mar. Poll. Assessment of 

 NOAA, 625 p. 



Smith, G. B., and R. G. Bakkala. 



1982. Demersal fish resources of the Eastern 

 Bering Sea: spring 1976. U.S. Dep. Commer., 

 NOAA Tech. Rep. NMFS SSRF-754, 129 p. 



Spalding, D. J. 



1964. Comparative feeding habits of the fur seal, 

 sea lion, and harbour seal on the British Colum- 

 bia Coast. Fish. Res. Board Can. Bull. 146, 52 p. 



Swartzman, G. L., and R. T. Haar. 



1983. Interactions between fur seal populations 



