156 



U. S. BUREAU OF FISHERIES 



LIQUID FISH GLUE 



In 1923 the production of liquid fish glue was 465,814 gallons, 

 valued at $680,054, an increase of 44 per cent in quantity and 145 

 per cent in value over the production of 1922, which was 323,003 

 gallons, valued at $278,424. 



SHELL BY-PRODUCTS 



The principal source of shells is the oyster industry, which in 1923 

 furnished the material for the production of 224,983 tons of crushed 

 shells for poultry food and 83,808 tons of oyster-shell lime, both 

 together having a value of $2,358,535, as compared with $2,437,051 

 in 1922. The shell by-products of the pearl-button industry in the 

 interior United States consisted of 6,830 tons of crushed mussel 

 shells, 510 tons of lime dust, and 1,417 tons of stucco, valued alto- 

 gether at $68,271. 



Production of various by-products of the fisheries, 1923 



Products 



Fish scrap and meal: 



Dried tons.. 



Crude or green do 



Shrimp bran ..do 



Oil: 



Salmon gallons. . 



Sardine do 



Tuna - -do 



Herring... do 



Whale --do 



Sperm - do 



Cod-liver, crude ' do 



M iscellaneous do 



Liquid glue do 



Miscellaneous by-products '.pounds.. 



Total - 2,709,877 



Alaska, Washington, 



Oregon, and 



California 



Quantity 

 17, 200 



78, 861 

 966, 247 



44, 584 



895, 845 



, 346, 356 



116,969 



Value 

 %h 055, 517 



167, 707 

 '"3,'280' 



33, 178 

 424, 103 



21,815 

 368, 192 

 701,731 



43,400 



59, 337 



2,604 



Indiana, Pennsyl- 

 vania, and Wis- 

 consin 



Quantity 



29,720 



Value 



$14, 295 



Total 



Quantity 



22, 636 



1,593 



1,269 



78, 861 

 966, 247 



44,584 



945, 424 



1, 346, 356 



210, 474 



94, 394 

 226, 096 

 465, 814 

 731, 270 



Value 

 $1, 257, 098 

 13, 721 

 48,290 



33, 178 



424, 103 



21,815 



384, 053 



701, 731 



90, 153 



49, 166 



83,718 



680,054 



75, 822 



3, 862, 902 



' Includes about 5,000 gallons refined for medicinal use. 



> Includes shark hides and fins, herring skins and scales, pearl or fish-scale essence, and whalebone. 



