. Commercial fisheries review. Fisheries; Fish trade. 20 COMMERCIAL FISHERIES REVIEW Vol. 14, No. 11 Pacific Oceanic Fishery Investigations EXPERIMENTAL TUNA-FISHING OPERATION BY "CAVALIERI" SUCCESSFUL; The Cavalier! (a California tuna vessel under charter to the Pacific Oceanic Fishery Investiga- tions of the U. S. Fish and Wildlife Service) returned to Honolulu September 26 from a six-weeks' cruise to equatorial waters with a capacity load of approximate- ly 50 tons of tuna and 3 tons of jnarlin and shark. The venture was the first at- tempt at exploitation on a commercial basis of
. Commercial fisheries review. Fisheries; Fish trade. 20 COMMERCIAL FISHERIES REVIEW Vol. 14, No. 11 Pacific Oceanic Fishery Investigations EXPERIMENTAL TUNA-FISHING OPERATION BY "CAVALIERI" SUCCESSFUL; The Cavalier! (a California tuna vessel under charter to the Pacific Oceanic Fishery Investiga- tions of the U. S. Fish and Wildlife Service) returned to Honolulu September 26 from a six-weeks' cruise to equatorial waters with a capacity load of approximate- ly 50 tons of tuna and 3 tons of jnarlin and shark. The venture was the first at- tempt at exploitation on a commercial basis of the rich yellowfin tuna grounds which have been discovered in the equatorial region south of Hawaii by the Serv- ice's research vessels. It was also the first demonstration that the technique of long-lining, or "flag-lining" as it is known in Hawaii, can be successfully em- ployed by fishing vessels of the West Coast purse-seiner type for catching large, deep-swimming tuna in commercial quantities. Only moderately good fishing was found during the first part of the cruise, but very rich catches were made in the vicinity of 3° N. latitude, 152° W. longi- tude in the last few days of the voyage. Wholesale and Retail Prices WHOLESALE PRICES. SEPTEMBER 1952; Prices for edible fishery products during September were substantially higher than the previous month and for the same month of 1951« Lighter production and a seasonal increase in demand were responsible for the increase in prices. The edible fish and shellfish (fresh, frozen, and canned) wholesale index for September was percent of the 1947-49 average (see table l)— percent higher than in August and percent above Sep- tember 1951, the Bureau of Labor Statistics of the Department of Labor reports. All components of the drawn, dressed, or whole finfish subgroup, except lake trout, showed a substantial increase in price from August to September. Most fresh-water fish prices rose be- cause of the Hebra
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