United States Department of the Interior, Fred A. Seaton, Secretary 



Fish and Wildlife Service 



STUDIES ON THE MARKING OF COMMERCIAL SHRIMP WITH 



BIOLOGICAL STAINS 



By 



C . E . Daw son 

 Bears Bluff Laboratories, Wadmalaw Island, S.C. 

 Formerly of the Institute of Marine Science 

 The University of Texas 



This study was supported by funds made available by the Saltonstall- 

 Kennedy Act, under a contract between the U. S. Fish and Wildlife Service 

 and the University of Texas. 



Special Scientific Report --Fisheries No. 231 



Washington, D. C. 

 September 1957 



