FISHEEY INDUSTRIES OF THE UNITED STATES, 1921. 



23 



powder, it is pdssible that they may be superior to oyster shells for 

 some purposes. As a poultry feed, it is possible that little difference 

 will be found between the two. However, the bureau has arranged 

 with the division of poultry husbandry of the Department of Agri- 

 culture to ascertain whether any differences can be detected. 



In 1921 there were 54 plants engaged in the production of poultry 

 grit or lime, of which 18 were in Maryland, 1 1 in Virginia, 5 in Louisi- 

 ana, 4 in Mississippi, and 3 in Florida. The production of poultry 

 grit amounted to 185,474 tons, valued at $1,759,120, and of lime to 

 73,764 tons, valued at $502,634, or a combined production of 259,238 

 tons, valued at $2,261,754. 



Production of Poultry Grit and Lime from Ground Oyster Shells, by States, 



1921. 



Poultry grit. 



Lime. 



Total. 



Rhode Island, Pennsylvania, and New 



^-> ersey 



Maryland 



Virginia 



North Carolina, South Carolina, and 



Georgia 



Florida and Alabama 



Mississippi, Louisiana, and Texas 



Total 



Tons. 

 15,239 

 51,408 

 26,150 



2,957 



48, 855 

 40,865 



185,474 



Value. 



$157, 372 



492,958 



325, 125 



26,630 

 392, 340 

 364,695 



Tom. 

 5,241 

 26,859 

 33,478 



1,555 

 3,045 

 3,586 



1, 759, 120 



73,764 



Value. 

 $29, 084 

 148, 624 

 306,645 



9,535 

 4, 810 

 3,936 



Tom. 

 20,480 

 78, 267 

 59,628 



4,512 

 51,900 

 44,451 



502,634 



259, 238 



Value. 



$186, 456 

 641, 582 

 631, 770 



36, 165 

 397, 150 

 368, 631 



2, 261, 754 



MENHADEN INDUSTRY. 



In 1921 there were 39 factories engaged in utilizing menhaden for 

 the production of scrap, meal, and oil, distributed as follows: Massa- 

 chusetts, 2 ; Connecticut, 1 ; New York, 2 ; New Jersey, 3 ; Delaware, 

 1; Virginia, 14; North Carolina, 15; and Florida, 1. The number of 

 menhaden utilized was 1,031,540,831, or 618,924,499 pounds, valued 

 at $1,929,219, as compared with 1,061,843,750 menhaden, or 637,- 

 106,250 pounds, valued at $2,210,165, in 1912. The yield of scrap 

 and meal in 1921 was 82,662 tons, valued at $2,286,095, as compared 

 with 88,520 tons, valued at $2,138,165, in 1912, and 6,260,478 gallons 

 of oil, valued at $1,719,892, in 1921, as compared with 6,651,203 gal- 

 lons, valued at $1,551,990, in 1912. 



Products of Menhaden Industry, by States, 1921. 



