Table 5. — Effects of DDT suspensions on f isnes in daphnia ponas treated 

 at the rate of one pound of DDT per acre — ' 



Smallraouth black bass. 

 Average length, 3*2 inches 



largemouth black bass. 

 Average length, 2.6 inches 



l/ The average temperature of the ponds from August 27 to September 7 

 inclusive, was 71.2° F. 



2/ Vfater snake captured in pond No. 1» 



2/ One predator, largemouth black bass, in this pond. 



U 



