No. Title 



* 197. Nature of green or offcolor condition in precooked yellowfin tuna. 



By John J. Naughton, Michael M. Frodyma, and Harry Zeitlin. 

 December 1956, iv + 7 pp. , 6 figs. , 1 table. 



* 198. Physical oceanographic, biological, and chemical data, South 



Atlantic Coast of the United States, Theodore N. Gill cruise 2. By 

 William W. Anderson, Jack W. Gehringer, and Edward Cohen. 

 December 1956, ii + 270 pp., 20 figs., 12 tables. 



* 199. Gulf-II semiautomatic plankton sampler for inboard use. By 



Albert Collier. February 1957, iii + 11 pp. , 7 figs., 1 table. 



* 200. Canned fish and shellfish preferences of household consumers, 



1956. Results of a national survey conducted under contract to the 

 U.S. Fish and Wildlife Service. By Economics and Cooperative 

 Marketing Section, Bureau of Commercial Fisheries. February 



1957, iii + 328 pp. , 3 figs. 



* 201. Preliminary report on expedition EASTROPIC. By Joseph E. King, 



Thomas S. Austin, and Maxwell S. Doty. March 1957, iv + 

 155 pp., 23 figs., 12 tables. 



* 202. Creel census on the upper Mississippi River. By John Greenbank. 



March 1957, iv + 59 pp. , 6 figs. , 30 tables. 



* 203. Longline and troll fishing for tuna in the central equatorial Pacific, 



January 1955 to February 1956. By Edwin S. Iversen and 

 Howard O. Yoshida. February 1957, v + 38 pp., 11 figs., 26 

 tables . 



* 204. Comparative study of populations of the striped bass. By Robert 



Minturn Lewis. June 1957, iii + 54 pp., 49 tables. 



* 205. Experimental fishing to determine distribution of salmon in the 



North Pacific Ocean, 1955. By Donald E. Powell and Alvin E. 

 Peterson. July 1957, iv + 30 pp., 21 figs., 11 tables. 



* 206. Neuse River shad investigations, 1953. By Charles H. Walburg. 



July 1957, iii + 13 pp. , 3 figs. , 5 tables. 



* 207. Toxicity of 4, 346 chemicals to larval lampreys and fishes. By 



Vernon C. Applegate, John H. Howell, A. E. Hall, Jr. , and 

 Manning A. Smith. March 1957, ii + 157 pp. , 1 fig. , 5 tables. 



* 208. Contributions to the study of subpopulations of fishes. By John C. 



Marr (coordinator). April 1957, ii + 129 pp., H figs., 35 tables. 



* 209. Guide to literature on systematic biology of Pacific salmon. By 



Norman J. Wilimovsky and Warren O. Freihofer. April 1957, 

 viii + 266 pp. 



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