218 



U. S. BUREAU OF FISHERIES 



Ions, valued at $6,500,191 ; fish, whale, and shrimp scrap, meal, and 

 bran to the value of $4,650,635; shell by-products, 295,149 tons,, 

 valued at $2,382,731; fish glue, 510,816 gallons, valued at $589,064; 

 and miscellaneous by-products to the value of $477,577. The value 

 of the by-products has increased considerably in recent years, the 

 figures being as follows: 1921, $8,351,827; 1922, $11,390,693; 1923, 

 $12,634,590; 1924, $10,308,990; and 1925, $14,600,198. 



Production of various by-products, 1925 



Products 



Alaska, Washington, 

 Oregon, and California 



Indiana and Wis- 

 consin 



Total 



Fish scrap and meal: 



Dried tons.. 



Acidulated do 



Pomace do 



Oil: 



Salmon gallons. _ 



Sardine do 



Tuna do 



Herring do 



Whale do 



Sperm... do 



Cod liver, crude ..do 



Miscellaneous do 



Liquid glue do 



M i s c e 1 1 a n e ous by-pr o d u c t s > 

 pounds. _ 



Total 5,306,069 



Quantity 

 34,210 



3,016 



224, 516 



3, 120, 048 



57, 825 



2,351,152 



1,076,148 



132, 450 



28, 119 



982, 549 



Value 

 $1, 735, 804 



Quantity 



4,050 



85, 562 

 1, 568, 753 



14,717 

 999, 045 

 624, 854 



53, 857 



11,247 



5,331 



208, 180 



Value 



$55 



2,725 



Quantity 



39, 566 



310 



5,477 



224, 516 



3, 120, 048 



57, 825 



2, 442, 527 



1, 076, 148 



145, 050 



138, 345 



59, 509 



510,816 



6, 415, 953 



2,780 



Value 

 $1,981,03& 

 7,016 

 9,414 



85, 562: 



1, 568, 753- 



14,717 



1, 034, 071 



624, 854 



60, 157 



83, 268- 



27, 703. 



589, 064 



509, 235 



6, 594, 852". 



i Includes shark hides, fins, and meat, herring skins and scales, stearine, isinglass, agar-agar, fish flour 

 whale meat, and whale tails, and 1,079 tons of shrimp bran, valued at $31,658. The bran was produced 

 mainly in Louisiana. 



Note.— The oils produced on the Pacific coast are reported in "Trade" gallons ("\i pounds), and those 

 produced on the Atlantic and Gulf coasts are reported in United States gallons (about 7.74 pounds). 



Fish oils. — The production of fish and whale oils in 1925 amounted 

 to 13,287,076 gallons, valued at $6,500,191, as follows: Menhaden,. 

 6,023,108 gallons, valued at $3,001,106; herring, 2,442,527 gallons,, 

 valued at $1,034,071; sardine, 3,120,048 gallons, valued at $1,568,753; 

 other fish oils, 480,195 gallons, valued at $211,250; and whale and 

 sperm oil, 1,221,198 gallons, valued at $685,011. The 1925 produc- 

 tion was considerably above the normal for recent years because of: 

 the greatly increased quantities of sardine and herring oils produced 

 on the Pacific coast. 



