178 FISHERIES OF THE UNITED STATES. 



iKESULTS OF WORK. 



1. Publications of the Commission — Continued. 



Page. 



Ai'i'ENUix C. — The shad and alewife (species of Clupeidae) 385 



XV. Letters referring to experiments of W. C. 

 Daniell, M. D., in introducing shad 



into tlie Alabama River 387 



XVI. Letters referring to tlie presence of shad in the 

 rivers tributarj- to the Gulf of Mex- 

 ico 391 



XVII. Eepoit of a reconnaissance of the shad-rivers 

 south of the Potomac. By H. C. 

 Yarrow, M. D 396 



1. Introductory remarks 396 



2. Great decrease of fish in Georgia 396 



3. Decrease in Xorth Carolina 398 



4. Contrivances that capture aU the fish 401 



XVm. Report on shad-hatching operations 403 



A. Operations in 1872 403 



B. Operations m 1873 406 



1. The Savannah, Xeuse, and Eoanoke 



Rivers - 406 



2. The Delaware River. By J. H. Slack, M. D. 409 



3. Report on the transfer of shad from the 



Hudson to tlie Sacramento River. 



By Livingston Stone 413 



4. On shad-hatching operations by the com- 



missioners of the State of Maine. By 



E.M. Stillwell.... 417 



XIX. Report on the propagation of the shad (Alosa 

 sajndissima), and its introduction 

 into new waters by the United States 

 Commissioner in 1873. By James 

 W. Miluer 419 



1. Shad-hatching an important discovery .. 419 



2. Plan of operations 419 



3. Operations on the Savannah, Neuse, and 



Roanoke rivers 419 



4. Operations on the Potomac 420 



Table— Shad-hatching on the Poto- 

 mac River, Jackson City, Va., oppo- 

 site Washington, D. C, in the year 

 1873 425 



5. Methods employed in shad-hatching 425 



6. Relationof the temperature of the water 



to the propagation of shad 428 



7. The ovaries and ova of the shad 430 



8. Thomaleflsh. 431 



9. The impregnation of shad eggs 432 



10. The Susquehanna, Delaware, and Hud- 



son Rivers 433 



11. Journal of a trip with shad and eels to 



Calumet River, Illinois 434 



12. Shipment of shad and eels to the Fox 



River, Wisconsin 437 



13. Shipment of shad to Ashtabula River, 



Ohio -137 



14. Shipment of shad to the Wabash River, 



Indiana 438 



15. Shipment of shad to the waters of Lake 



Champlain, Vermont 439 



16. Shipment of shad to the Housatonic 



River, Connecticut -..., 439 



17. Shipment of shad to the Penobscot 



River. Maine 440 



