162 



U. S. BUREAU OP FISHERIES 

 Production oj marine-animal meal and scrap, 1921 to 1930 



Year 



1921 

 1922 

 1923 

 1924 

 1925 

 1926. 

 1927, 

 1928 

 1929 

 1930 



Value 

 $16, 814 

 15, 398 

 48, 290 

 31, 680 

 31,658 

 33, 775 

 44, 716 

 58, 080 

 73, 429 

 69, 345 



GLUE 



In 1930 the production of liquid glue amounted to 526,332 gallons, 

 valued at $1,242,214. This is a decrease of 3 per cent in quantity 

 and 4 per cent in value as compared with the production of the 

 previous year. 



Production of fish glue, 1921 to 1930 



OYSTEE-SHELL PRODUCTS 



In 1930 oyster-shell products were manufactured at 2 plants in 

 Rhode Island, 1 in Connecticut, 3 in Pennsylvania, 5 in New Jersey, 

 8 in Maryland, 7 in Virginia, 3 in North Carolina, 5 in South Carolina, 

 2 in Florida, 2 in Alabama, 6 in Mississippi, 4 in Louisiana, 1 in 

 Texas, and 1 in California — a total of 50 plants, which is the same 

 number as operated during 1929. These plants produced 279,118 tons 

 of crushed oyster shell for poultry feed, valued at $2,309,544, and 

 07,938 tons of oyster-shell lime, valued at $285,708— a total of 347,056 

 tons, valued at $2,595,252. Compared with the total production of 

 these products in 1929, there was an increase of 4 per cent in quantity 

 and 3 per cent in value. The production in Louisiana accounted for 

 36 per cent of the total quantity and 40 per cent of the total value. 

 The production of crushed oyster-shell products was greater in 1930 

 than in any year since 1921. 



