Toxicity of the pyrethroid insecticide fenvalerate to a fresh water fish, Tilapia mossambica (Peters): Changes in glycogen metabolism of muscle

1990 ◽  
Vol 19 (1) ◽  
pp. 116-121 ◽  
Author(s):  
V. Radhaiah ◽  
K. Jayantha Rao
1981 ◽  
Vol 59 (3) ◽  
pp. 400-404 ◽  
Author(s):  
V. Krishna Murthy ◽  
P. Reddanna ◽  
S. Govindappa

Fresh water fish, Tilapia mossambica (Peters), were exposed to various pH media. O2 consumption of the fish was suppressed in the pH media on either side of neutrality. Lethal limits of pH were determined to be pHs 3.7 and 10.3. Fish were acclimated to sublethal acidic pH (pH 4.0) and hepatic carbohydrate metabolism was studied on exposure and acclimation. The hepatic tissue of acclimated fish exhibited inhibited glycolysis with an onset of gluconeogenesis. In general, acclimation to acidic pH seems to result in the elevation of the synthetic phase of hepatic carbohydrate metabolism.


2016 ◽  
Vol 3 (2) ◽  
pp. 101-103
Author(s):  
Sudhasaravanan R ◽  
Binukumari S

The pesticides Cypermethrin 25% EC insecticide has been used for the present study. It is a new highly active pyrethroid insecticide. It is primarily a caterpillar insecticide. Significant differences were observed in protein metabolism of Labeo rohita exposed to concentration of 0.4 ppm for 24, 48 and 72 hoursrespectively. The toxic effect of the pesticide Cypermethrin 25% EC were analysed after each exposure period, fishes were sacrificed and tissues such as liver, gill, muscle and kidney were dissected and removed. Samples were tested for protein analysis. Decreased content of protein was observed when compared to control. The results indicated the toxic nature of the insecticide Cypermethrin 25% EC.


2018 ◽  
Vol 24 (2) ◽  
Author(s):  
R.R. DANDAWATE

Present paper deals with study of cestode parasites of genus Circumoncobothrium from fresh water fish Clarius batracus at Savitri river, (Dapoli) for the percentages of infection occurance during summer season,minimum during winter and tolarate during rainy season.The parasite mainly infected the intestine of host and fed on nutrients from digested food. It completed its life cycle in the intestine of host. By camparing different characters of it to identify that the species is new


2019 ◽  
Vol 25 (1) ◽  
Author(s):  
ADITYA NARAYAN

The present investigation deals with the prevalence of infection of cestode, Pseudoinverta oraiensis19 parasitizing Clarias batrachus from Bundelkhand Region (U.P.) India. The studies were recorded from different sampling stations of Bundelkhand region of Uttar Pradesh. For this study 360 fresh water fish, Clarias batrachus were examined. The incidence of infection, monsoon season (17.50%) followed by winter season (20.00%) whereas high in summer season (30.00%).


2012 ◽  
Vol 3 (6) ◽  
pp. 483-484
Author(s):  
M. Cynthia Sailaja ◽  
◽  
G. Vijay Kumar ◽  
K. Jayantha Rao

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