160 FISHERY BULLETIN OF THE FISH AND WILDLIFE SERVICE 



Wilson, William B. Zein-Eldin, Zoula P. 



1959. Evaluating toxicity of dissolved substances to 1959. Plankton pigments in East Lagoon. In 



microorganisms using dialysis membranes. In Galveston Biological Laboratory fishery research 



Galveston Biological Laboratory fishery research for the year ending June 30, 1959. Bureau of Com- 



for the year ending June 30, 1959. Bureau of Com- mercial Fisheries, U.S. Fish and Wildlife Service, 



mercial Fisheries, U.S. Fish and Wildlife Service, Circular 62, pp. 106-107. 

 Circular 62, pp. 100-102. 



U.S. GOUERNMENT PRINTING OFFICE I96I 



