Histopathological and Histochemical Alterations in the Liver of Freshwater Fish, Channa punctatus due to Genarchopsis goppo (Ozaki, 1925)

Abstract: The trematode parasite, Genarchopsis goppo (Ozaki, 1925) is found infected to the fish, Channa punctatus. This parasite brought histopathological and histochemical abnormalities in fish liver. The changes that have witnessed in the liver, include inflammation of liver, change of colour, and development of cysts. The histopathological changes include disarray in the arrangement of hepatochords, enlargement and rupture of hepatocytes. The hepatic sinusoids are filled with blood. Vacuolization and necrosis was also noticed in the infected liver. Histochemical changes were noticed with the enhanced carbohydrate, protein and fat content.