Table 2. Experimental and control values of red blood cell count and 

 microheraatocrit of hogchokers exposed for 5 days to 1.24 

 g 1"' fuller's earth. 



Group 



Individuals 

 (No.) 



Red blood cell count 

 (cells X 10^ nun-3) 



Microhematocrit 

 (pet packed cell volune) 



Experimental 



10 



2.082 

 ±0.35 



19.933 

 ±4.32 



Control 



10 



1.58 

 ±0.26 



15.62 

 ±4.06 



'Mean values are expressed ± standard deviation. 



2p < 0.01 (t = 3.480, degrees of freedom id.£.) = 18). 



3p < 0.05 (t « 2.299, d.f. - 18). 



Table 3. Experimental and control microhematocrit values 

 of striped killifish exposed for 5 days to 0.96 

 g 1"-^ fuller's earth.-' 



Group 



Individuals 

 (No.) 



Microhematocrit 

 (pet packed cell volume) 



Experimental 



9 



32.292 



±4.29 



Control 



9 



24.99 

 ±2.55 



■'Mean values are expressed ± standard deviation. 

 2p < 0.01. 



13 



