No. Title 



* 343. Manufacturing- plant food services as markets for fish and shellfish. 



By Branch of Economics, Bureau of Commercial Fisheries. May 

 I960, iv + 31 pp., 17 tables. 



* 344. Observations on fishes and other biota of East Lagoon, Galveston 



Island. By Edgar L. Arnold, Jr., Ray S. Wheeler, and KennethN. 

 Baxter. July I960, iv + 30 pp., 10 figs., 6 tables. 



* 345. Physical, chemical, and biological observations in the eastern 



tropical Pacific Ocean Scot Expedition, April- June 1958. By 

 Robert W. Holmes and Maurice Blackburn. I960, iii + 106 pp. , 

 4 figs. , 15Z tables. 



* 346. Species composition of industrial trawl-fish landings in New 



England, 1958. By Robert L. Edwards and Lewis Lawday. June 

 I960, iii + 20 pp. , 2 figs., 18 tables. 



* 347. Survey of the ocean fisheries off Delaware Bay- -supplement 



report, 1954-57. By John W. Reintjes and Charles M. Roithmayr. 

 July I960, iv + 18 pp. , 8 figs. , 21 tables. 



* 348. Marquesas area fishery and environmental data, January-March 



1959. By Howard O. Yoshida. June I960, v + 37 pp. , 3 figs. , 

 19 tables. 



* 349. Chemical analyses of marine and estuarine waters used by the 



Galveston Biological Laboratory. By Kenneth T. Marvin, Zoula P. 

 Zein-Eldin, Billie Z. May, and Larence M. Lansford. June I960, 

 iii + 14 pp. , 1 table. 



* 350. Effect of fishway slope on rate of passage of salmonids. By 



Joseph R. Gauley. June I960, iii + 23 pp. , 9 figs. , 21 tables. 



* 351. Creel census Connecticut River shad sport fishery, 1957-58, and 



estimate of catch, 1941-56. By Paul R. Nichols and Marlin E. 

 Tagatz. July I960, iii + 12 pp., 3 figs., 8 tables. 



* 352. Parasites in summer-caught Pacific rockfishes. By John Liston , 



John Peters, and Joseph A. Stern. July I960, iii + 10 pp., 

 4 figs. , 6 tables. 



* 353. Use of dynamite to recover tagged salmon. By Richard W. Tyler. 



July I960, iii + 9 pp. , 6 figs. , 1 table. 



* 354. The abundance and distribution of hard clams in Nantucket Sound, 



Massachusetts, 1958. By John W. Ropes and Charles E. Martin. 

 July I960, iii + 12 pp. , 7 figs. , 2 tables. 



* 355. Capturing tagged red salmon with pulsed direct current. By 



Richard B. Thompson. August I960, iii + 10 pp. , 4 figs. 



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