. Commercial fisheries review. Fisheries; Fish trade. November 1950 CCMMERCIAL FISHERIES REVIEW 15 have 4 or more wells. A well 7 feet by 7 feet by 9 feet will have in the bottom 16 screen-covered holes, 8 inches in diam- eter. The holes are fur- nished with either plugs or metal caps so that they can be made water- tight (Figure 14). To empty the well for stor- ing the catch, the fish- ermen swim down and plug the holes so that the space may be pumped dry. The simple bait retention facilitates used aboard the Japanese ships are advantageous from the standpoint of economy of installation and o
. Commercial fisheries review. Fisheries; Fish trade. November 1950 CCMMERCIAL FISHERIES REVIEW 15 have 4 or more wells. A well 7 feet by 7 feet by 9 feet will have in the bottom 16 screen-covered holes, 8 inches in diam- eter. The holes are fur- nished with either plugs or metal caps so that they can be made water- tight (Figure 14). To empty the well for stor- ing the catch, the fish- ermen swim down and plug the holes so that the space may be pumped dry. The simple bait retention facilitates used aboard the Japanese ships are advantageous from the standpoint of economy of installation and op- eration. However, a mechanical circulation system, such as used on the West Coast of North America, enables the vessel to carry a greater quantity of bait in the available space. Further, the bait can be held while at suichor in calm wa- ter, because the motion â¢â rjSiiMiil. â. Figure i3 - skipjack fishing from Japanese Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States. National Marine Fisheries Service; U. S. Fish and Wildlife Service; United States. Bureau of Commericial Fisheries. [Washington] : National Marine Fisheries Service; [for sale by the Supt. of Docs. , U. S. Govt. Print. Off. ]
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Keywords: ., book, bookcentury1900, booksubjectfisheries, booksubjectfishtrade
