L3ITED STATES COMMISSION OF FISH AND FISHERIES. 



PA.RT II. 



EEPOEI 



THE COMMISSIONER 



1872 AND 18T3. 



A-IXUUIRY INTO THE DECREASE OF THE FO OD-FISHES. 

 B-THKJROPAGATION OF FOOD-FISHES IN THE WATERS 

 OF THE UNITED STATES. 



WITH SITPLE3IEXTARY PAPERS. 



WASHINGTON: 



GOVEENMENT PRINTING OFFICE. 



1874. 



