Effect of mercuric chloride on the digestive system of a teleost fish,Channa punctatus

1978 ◽  
Vol 20 (1) ◽  
pp. 353-360 ◽  
Author(s):  
K. V. Sastry ◽  
P. K. Gupta
2016 ◽  
Vol 4 (1) ◽  
pp. 29
Author(s):  
Yogesh Gupta ◽  
Pravesh Kumar

<p>Freshwater fish, channa punctatus caught from Yamuna river studied for toxicity and biological parameters. In the present study short-term (96 hr) toxicity of mercury in relation to estimation of hematological test for channa punctatus. The control fishes showed mean value of 75.00 g/dL for hemoglobin. The fishes were exposed to sub- lethal concentration of mercuric chloride showed the hemoglobin mean values of 67.2, 50.8, 42.6 and 29.2 g/dL hemoglobin at 0.02, 0.04, 0.06, 0.08, and 0.10 ppm treatment respectively. The values for treatments showed a significant decrease when compared to the control (P-0.05).The heavy metals has a direct effect on the 96-hr LC50 values of the respective heavy metals and the susceptibility of fish.</p>


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