CONTENTS-Continued 



Page 



CHAPTER IV -■ DCMESTIC PROEUCTION (continued) 



Are these engineering improvements which can bring 



about greater efficiencies in fishing operations? 202 



Propulsion vmits (engines) and propellers 203 



Vessel design — — — — 2oU 



Refrigeration equipment 20^ 



Pumps, piping and hydraulics 2o6 



Electronic aids to fishing and navigation 2o6 



Fishing gear 207 



Over-all considerations 209 



The importance of bait, its cost, and outlook for 



improvements in making bait 209 



Quantity of tuna caught with bait 210 



Cost of bait 213 



Nets and boats 2'ilx 



Fcreign licenses 21Ii 



Time factor in bait procurement——— — - — — — - 2l5 



Quantity of bait used 218 



Types of bait and where found 220 



Foreign bait regulations 221 



Bait supply situation 222 



Future problems and bait research 222 



Pi^esent bait research - natural bait 223 



Present bait research - synthetic bait 223 



Can bait research (natural and synthetic)- develop 

 a means to expedite operations and reduce costs 



of production ': 22U 



Tuna fleet participation in other fisheries, or 



transport trade — 22^ 



Possibility of engaging in the Pacific feoast 



trawl fishery 22^ 



Possibility of engaging in the Alaska salmon 



freeaer-ship industry 227 



Ejqjerience and future possibilities 227 



Structural modifications for tuna vessels in the 



salmon-freezing trade 229 



Operating costs — — — — — — — — — — 230 



Other aspects 230 



Effects on salmon industry 231 



Possibility of engaging in the Gulf of Mexico and 



.Atlantic Soast shrimp industry ^31 



Experience and future possibilities 231 



Comparison of fishing vessels and methods of 



fishing 233 



Differences in operational costs- 23U 



xll 



