scholarly journals Effect of Dimethoate on mortality and Biochemical changes of Freshwater fish Labeo rohita (Hamilton)

2013 ◽  
Vol 2 (6) ◽  
Author(s):  
N. Bantu ◽  
R. Vakita
2016 ◽  
Vol 3 (2) ◽  
pp. 94-96
Author(s):  
Lekeshmanaswamy M ◽  
Anusiya Devi K ◽  
Vasuki C.A

Rohu (Labeo rohita) is a fish of the carp family Cyprinidae, found commonly in rivers and fresh water lakes in and around South Asia and South - East Asia. The freshwater fish Labeo rohita were exposed to Mercury chloride (0.25 ppm) for 10, 20 and 30 days and its effect on blood – bio chemical properties in the form of hyperglycemia, hypoproteinemia and hypercholesteromia. The results of the present study that the blood – biochemical changes may lead to the fish morbidity and mortality.


2006 ◽  
Vol 22 (3) ◽  
pp. 211-218 ◽  
Author(s):  
S. Adhikari ◽  
B. Sarkar ◽  
A. Chattopadhyay ◽  
D. N. Chattopadhyay ◽  
S. K. Sarkar ◽  
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2007 ◽  
Vol 57 (3) ◽  
pp. 293-300 ◽  
Author(s):  
Tanusree Dutta ◽  
Subhendu Acharya

AbstractA new species of myxozoan (Myxozoa: Bivalvulida) Thelohanellus habibpuri sp. n. parasitic in tropical freshwater fish collected from the Habibpur, West Bengal, India is described in this paper. T. habibpuri was found in the Pectoral fin of Labeo rohita (Hamilton-Buchanan, 1882). The diagnostic characters of T. habibpuri are: generally oval milky-whitish plasmodia attached in the pectoral fin of host fishes; spore egg-shaped to ovoid with slightly tapering anterior and rounded posterior end, averaging 13.9 × 8.5 μm in size; a single oval-round polar capsule 6.0 × 4.9 μm in diameter, with polar filament wound in 3-4 coils. Finely granular sporoplasm containing two slightly oval nuclei (1.4 μm in diameter) and a small iodinophilous vacuole (3.0 μm in diameter) present in the spore.SEM study of this myxozoan reveals the anterior extremity of spore is truncated. The Cnidocyst discharge channel appear as a dark area. The longitudinal wavy surface are visible on the spore.


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