3. Troll lines, operated from troll boats or simply '»Trollers*»o 



Table ^5 is a tabulation of the Pacific Coast States operating 

 units engaged in tuna fishing in 1950 and 19^1, including craft also 

 operating in other fisheries. It includes number of fishermen on 

 vessels 7/ and boats [BJ and total fishermen; number sind combined 

 registered net tonnage of vessels segregated into 10-ton size cate- 

 gories, and total vessels and net tonnage; number and length in yards 

 of seines, and ntimber of lines and hooks„ These data are given for 

 each major type of tuna fishing and for the total, exclusive of 

 duplication. A description of the gear mentioned has been given 

 previously in Chapter I . 



Table 56 is a similar tabulation of the fishermen and fishing 

 craft engaged exclusively in tuna fishing in 1950 and 1951" 



Table 57 gives like data on the fishermen and fishing craft 

 engaged in other fisheries in 1950 and 1951 as well as tuna f ishingj 

 that is, it gives the total craft and fishermen engaged in tuna 

 fishing and duplicated in other fisheries. 



Data as to the quantity of the catch made -with the principal 

 types of gear used are given in table 58 » The catches made with 

 troll lines and bait lines are combined in this table under the 

 general classification, "hooks and lines'*, since that was the only 

 manner in which these particular data were available. Data for 

 1930 and 19U0 are shown along with 1950 for conjparative purposes. 

 Gill and trammel net gear shown in this table are not covered in 

 this sub - section because these nets are not a type of gear 



used with the objective of catching tuna or tunalike fish. Any of 

 the latter taken by this gear are only incidental to the capture of 

 other species of fish. 



7/ The term "vessel" as used in this and the following section 



applies only to craft of 5 net registered tons capacity and over. 



8/ The terra"boat as used in this and the following section applies 

 to all craft of less than 5 net registered tons capacity. 



181 



