322 
PACIFIC SCIENCE, Vol. XV, July 1961 
Fig. 19. Total salinity ranges over which certain copepod species occurred in nine coastal lagoons near Cape 
Thompson, Alaska, 1959- Cross bars denote salinity at stations of sampling. 
anus johanseni in most of these and in lagoons 
nos. 4 and 7 south would mark them as quite 
euryhaline but with preferences for the lower 
salinities. 
REFERENCES 
Brodskii, K. A. 1950. Copepoda, Calanoida, of 
the far-eastern waters of the USSR and the 
Polar Basin. Zool. Inst. Acad. Sci. USSR 
Mosc. : 441 pp. (In Russian.) 
COMITA, G. W. 1956. A study of a calanoid 
copepod population in an arctic lake. Ecology 
37(3): 576-591. 
CoMiTA, G. W., and W. T. Edmondson. 1953. 
Some aspects of the limnology of an arctic 
lake. Stanf. Univ. Publ. Biol. Sci. 11: 7-13. 
Fleming, R. H., and Staff. 1959. Oceano- 
graphic survey of the eastern Chukchi Sea, 
1 August to 2 September 1959. Progress re- 
port as of 1 December 1959, brown bear 
Cruise No. 236. Dept. Oceanogr. Univ. Wash. 
Ref. 59^47: 17 pp. 
Gurney, R. 1931. British fresh-water Cope- 
poda. Ray Soc. Publ. 1(118): 1-238. 
Johnson, M. W. 1953. Studies on plankton 
of the Bering and Chukchi seas and adjacent 
areas. Proc. Seventh Sci. Congr. 4: 480-500. 
1956. The plankton of the Beaufort and 
Chukchi Sea areas of the arctic and its rela- 
tion to the hydrography. Arct. Inst. N. Amer. 
Tech. Pap. No. 1: 32 pp. 
1958. Observations on inshore plankton 
collected during summer 1957 at Point Bar- 
row, Alaska. J. Mar. Res.: 17: 272-281. 
