No. Title 



* 184. Longline fishing for tuna in the central equatorial Pacific, 1954. 



By Edwin S. Iversen and Howard O. Yoshida. August 1956, iii + 

 33 pp. , 23 figs. , 18 tables. 



* 185. Blueback salmon, Oncorhynchus nerka - age and length at seaward 



migration past Bonneville Dam. By Raymond E. Anas and 



Joseph R. Gauley. October 1956, iii + 46 pp., 18 figs., 23 tables. 



* 186. Sardine eggs and larvae and other fish larvae, Pacific Coast, 1954. 



By Elbert H. Ahlstrom and David Kramer. November 1956, ii + 

 79 pp. , 1 fig. , 10 tables. 



* 187. Commercial and sport shad fisheries of the Edisto River, South 



Carolina, 1955. By Charles H. Walburg. October 1956, iii + 



9 pp. , 1 fig. , 4 tables. 



* 188. Relative areal zooplankton abundance off the Pacific Coast. By 



James R. Thrailkill. November 1956, i + 85 pp., 1 table, 80 

 charts. 



* 189. Fluctuations in abundance of Columbia River chinook salmon, 



1928-54. By Harold A. Gangmark. July 1957, iii + 21 pp. , 

 4 figs. , 12 tables. 



* 190. Saury distribution and abundance, Pacific Coast, 1950-55. By 



Elbert H. Ahlstrom and Harold D. Casey. November 1956, 

 i + 69 pp. , 11 tables. 



* 191. Shad fishery of the Ogeechee River, Georgia, in 1954. By 



James E. Sykes. November 1956, v + 11 pp., 2 figs., 5 tables. 



* 192. Three Russian papers on northwestern Pacific plankton. Trans- 



lated by W. G. Van Campen. October 1956, iii + 24 pp., 8 figs., 

 3 tables. 



* 193. Underwater television vehicle for use in fisheries research. By 



R. F. Sand and R. L. McNeely. December 1956, iii + 15 pp. , 



10 figs. 



* 194. Preparation of a dry product from condensed menhaden solubles: 



statistical analysis of the data. By C. F. Lee and R. J. Monroe . 

 December 1956, iii + 19 pp. , 9 tables. 



* 195. Stream surveys of the Sheepscot and Ducktrap River systems in 



Maine. By Floyd G. Bryant. December 1956, iii + 19 pp. , 3 

 figs. , 7 tables. 



* 196. Collections by the Oregon in the Gulf of Mexico. By Stewart 



Springer and Harvey R. Bullis, Jr. December 1956, ii + 134 pp. 



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