Fig 1.
Comparison on body weight of mrigal carp (Cirrhinus mrigala) reared in brackish water of different salinity regimes.
Bars bearing asterisk indicate significant difference (P < 0.05) from control group.
Fig 2.
Comparison on hematological analysis of mrigal carp (Cirrhinus mrigala) reared in brackish water of different salinity regimes.
Bars bearing asterisk indicate significant difference (P < 0.05) from control group.
Fig 3.
Comparison on lymphocyte and neutrophil counts of mrigal carp (Cirrhinus mrigala) reared in brackish water of different salinity regimes.
Bars bearing asterisk indicate significant difference (P < 0.05) from control group.
Fig 4.
Comparison on different serum biochemistry analysis of mrigal carp (Cirrhinus mrigala) reared in brackish water of different salinity regimes.
Bars bearing asterisk indicate significant difference (P < 0.05) from control group.
Fig 5.
Comparison on serum albumin and different liver function tests of mrigal carp (Cirrhinus mrigala) reared in brackish water of different salinity regimes.
Bars bearing asterisk indicate significant difference (P < 0.05) from control group.
Fig 6.
Comparison on different serum biomarkers of kidneys of mrigal carp (Cirrhinus mrigala) reared in brackish water of different salinity regimes.
Bars bearing asterisk indicate significant difference (P < 0.05) from control group.
Fig 7.
Comparison of oxidative stress parameters and antioxidant enzymes in Erythrocytes of Mrigal carp.
Bars bearing asterisk indicate significant difference (P < 0.05) from control group.
Fig 8.
Photomicrograph of various visceral organs such as gills (a), kidneys (b), liver (c) brain (d), and heart (e) showing normal histological arrangements in control fish.
H and E stain; 400X.
Fig 9.
Photomicrograph of various visceral organs a) Gills exhibiting necrosis of lamellar cells (arrow), degeneration of primary and secondary lamellae and uplifting of secondary lamellae and necrosis of lamellar epithelium (arrow head) in fish reared at salinity (T2) at day 90. b) Gills exhibiting aneurysm (arrow head), necrosis of primary and secondary lamellar cells and disorganization of cartilaginous core (**) in fish reared at salinity (T3) at day 90. c) Kidneys exhibiting extensive necrosis of tubular cells, aggregates of melanomacrophages (*) and necrosis and degeneration of renal tubules (arrows) in fish reared at salinity (T2) at day 90. d) Kidneys exhibiting extensive necrosis of tubular cells, necrosis of tubules (arrow heads), inflammatory exudate (*) and degeneration of renal tubules in fish reared at salinity (T3) at day 90. e) Liver exhibiting congestion, inflammatory materials (arrows) and necrotic hepatocytes in fish reared at salinity (T2) at day 90. f) Liver exhibiting necrosis of hepatocytes (arrows), degeneration, increased sinusoidal spaces and disorganization of hepatocytes (*) in fish reared at salinity (T3) at day 90.
H and E stain; 400X.
Fig 10.
Photomicrograph of various visceral organs a) Brain showing necrosis and degeneration of neurons (arrow heads), enlarged cytoplasm and eccentric nuclei of neuron (arrow) in fish reared at salinity (T2) at day 90.
b) Brain showing degeneration and atrophy of neurons, necrosis of neurons (arrow heads) and microgliosis (*) in fish reared at salinity (T3) at day 90. c) Heart showing degeneration and disorganization of cardiac muscles, necrosis of myocytes (arrow heads) and sporadic inflammatory cells (arrow) in fish reared at salinity (T2) at day 90 and d) Heart showing degeneration, myofibrillosis, necrosis of myocytes (arrow heads), inflammatory exudate (*) and edema in fish reared at salinity (T3) at day 90. H and E stain; 400X.