FISHERY INDUSTRIES OP THE UNITED STATES, 1930 159 

 Pack of miscellaneous canned fishery -products in the United States and Alaska, 19S0 



1 Includes canned fillets, finnan haddic, fish chowder, cat and dog food, bait herring, eels, etc. 

 ' Produced principally from imported sturgeon. 



s Includes canned salmon eggs (for food) and fish roc from various species of ground fish, etc. 

 * Includes canned turtle products, terrapin products, mussels, abalone, squid, etc. 



Note. — "Standard cases" represent the various sized cases converted to the equivalent of forty-eight 

 1-pound cans to the case. 



Pack of canned mackerel, 1938 to 1980 



' The packs of two plants in Massachusetts are included with California. 

 Note. — Shown in standard cases of forty-eight 1-pound cans to the case. 



Pack of canned shad and shad roe, 1921 to 19 SO 



Note.— Shown in standard cases of forty-eight 1-pound cans. 



Value of canned crabs 1921 to 1930 



$25, 222 

 26, 988 

 44,536 

 30, 530 

 56, 370 



BY-PRODUCTS 



In 1930 the total value of by-products, including the products of 

 the menhaden, whaling, fresh-water mussel-shell, and marine pearl- 

 shell industries, amounted to $23,720,778. This is a decrease of 

 less than one-half of 1 per cent as compared with the production of 

 these products in 1929. However, statistics on the marine pearl- 

 ghell products, which amounted to $4,544,147 in 1930, were not 



