Sawyer, Roy T., and Donald L. Hammond. 



1973. Observations on the marine leech Calliobdella carolinensis 



(Hirudinea: Pisciolidae) , epizootic on the Atlantic menhaden. 

 Biological Bulletin, vol. 145, no. 2, p. 373-388. 



Epizootic outbreak of marine leech on Brevoortia tyrannus 

 in South Carolina. 



Schaaf, William Edward. 



1972. Dynamics of the Atlantic menhaden, Brevoortia tyrannus , popu- 

 lation from statistics of the purse-seine fishery: 1955-1969. 

 Ph.D. thesis, University of Michigan, Ann Arbor, 42 p. 

 (Dissertation Abstracts International, vol. 33, p. 5153-B) . 



Analysis of catch and effort data from Atlantic menhaden 

 purse-seine fishery to determine the catch-per-unit-ef fort, 

 natural and fishing mortality rates and maximum sustainable 

 yield . 



Schaaf, William E., and Gene R. Huntsman. 



1972a. An analysis of the Atlantic menhaden, Brevoortia tyrannus , 



(Pisces :Clupeidae) purse-seine fishery, 1955-69. (Abstract). 

 ASB (Association of Southeastern Biologists) Bulletin, vol. 19, 

 no. 2, p. 97. 



Analysis of catch and effort data to determine the catch- 

 per-unit-of-ef f ort, natural and fishing mortality rates 

 and maximum sustainable yield. 



Schaaf, William E., and Gene R. Huntsman. 



1972b. Effects of fishing on the Atlantic menhaden stock: 1955-1969. 

 Transactions of the American Fisheries Society, vol. 101, no. 

 p. 290-297. 



2, 



Analysis of catch and effort data to determine the catch-per- 

 unit-of-ef f ort, natural and fishing mortality rates and 

 maximum sustainable yield. 



Schaefer, Richard H. 



1967. Species composition, size and seasonal abundance of fish in the 

 surf waters of Long Island. New York Fish and Game Journal, 

 vol. 14, no. 1, p. 1-46. 



B. tyrannus ranked 5th (1961), 14th (1962), and 10th (1963) 

 in abundance and ranged from 70-440 mm in length. 



74 



