FISHERY INDUSTRIES OF THE UNITED STATES, 1929 1003 



and other small boats, and 6 major types of gear, 

 capacity of the vessels amounted to 2,883 net tons. 



The combhied 



OFF CALIFOHNIA 



That part of the catch taken off the Cvalifornia coast of the San 

 Diego division amounted to 20,024,176 pounds, valued at $603,558. 

 Considered according to value the more important species were hluohn 

 tuna, 2,108,381 pounds, valued at $133,471; skipjack or striped tuna, 

 2,975,313 pounds, valued at $111,034; and rockfislies, 1,233,036 

 pounds, valued at $70,149. 



Catch by gear. — Three types of gear accounted for 94 per cent ot 

 the fishery products taken off the coast of California and landed in the 

 San Diego division during 1928. In the order of their importance they 

 were lampara nets, which accounted for 44 per cent of the catch; 

 lines, 40 per cent; and purse seines, 10 per cent. The catch by lampaiu 

 nets was made up principally of pilchard or sardine, mackerel, and 

 bonito; that by lines was chiefly skipjack or striped tuna, mackerel, 

 rockfislies, and yellowtail; and that by purse seines was almost 

 exclusively bluefin tuna. 



OFF LATIN AMERICA 



That part of the catch of the San Diego division taken off the Latin 

 American coast amounted to 26,040,412 pounds, valued at $1,530,697. 

 Considered according to value the more important species were 

 yellowfin tuna, 16,771,348 pounds, valued at $1,009,582; slapjack or 

 striped tuna, 6,335,891 pounds, valued at $224,720; and sea crawfish 

 or spiny lobsters, 720,464 pounds, valued at $114,518. 



Catch by gear. — Two types of gear accounted for 95 per cent of the 

 catch of fishery products taken off the coast of Latin America and 

 landed in the San Diego division. Lines accounted for 90 per cent 

 of the catch and purse seines, 5 per cent. The catch by lines con- 

 sisted principally of yellowfin tuna and slapjack or striped tuna and 

 that by purse seines principally yellowfin tuna. 



Fisheries of the San Diego division of the southern district of California, 1928 

 OPERATING UNITS: By gear 



