56 American Fisheries Society 



Thursday Afternoon Session, October 9th, 1919. 



COMMITTEE ON TIME AND PLACE OF MEETING. 



The Committee presented a report favoring Ottawa, Canada, 

 as the next meeting place, and the date as September 20, 21 and 

 22, 1920. 



On motion, duly seconded, the report of the Committee was 

 approved by vote of the Society. 



READING OF PAPERS. 



A Plea for a Systematic Study of Fish Diseases. 

 By W. M. Keil, Tuxedo Park, N. Y. 



Mr. Keil requested that one day be devoted entirely to the 

 discussion of fish diseases and parasites, at some meeting of the 

 Society in the near future. 



The request embodied in the paper was referred to the Execu- 

 tive Committee. 



The Chesapeake Bay. 



By Talbot Denmead, 

 Chief Deputy Warden of Maryland. 



This paper appears in this number of the Transactions. 



The Prime Essential in Commercial Fish Conservation. 



By Wm. K. Mollan, 

 President of the Connecticut State Board of Fisheries and Game. 



This paper, with the discussion which followed, appears in 

 this number of the Transactions. 



Changing Food Conditions of the Trout Family. 



By James Nevin, 



Division of Fisheries, Wisconsin Conservation Commission. 



(See Transactions for December, 1919, Vol. XLIX, No. 1, pp. 29-32). 



The Blackspot Disease of the Bullhead or Hornpout. 



By Prof. Raymond C. Osburn, 

 Ohio State University, Columbus, Ohio. 



Dr. Osburn also presented photographs illustrating the disease, 

 together with bottled specimens of the blackspot tumors. 



