HISTOPATHOLOGICAL CHANGES IN THE GILL AND LIVER OF FRESHWATER FISH LABEO ROHITA (HAMILTON) EXPOSED TO NOVALURON

V.Venkata Rathnamma

Abstract


Gill and liver tissues of Freshwater fish Labeo rohita were examined after exposure to sublethal concentrations of novaluron for 15days. Lesions were observed in gill and liver, lamellar fusion, hyperplasia epithelial lifting formation of vacuoles, degenerated hepatic tissues, necrosis and hypertrophy were observed on the toxicant treated fish. None of these lesions were observed in control fish.
Keywords - Lesions, vacuoles, gill and necrosis

 

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Innoriginal: International Journal of Sciences (ISSN: 2349-7041)

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