Abstract A 3-month experiment was designed to investigate the effects of different stocking densities on growth, stress markers, intestinal digestive enzymes, hepatic antioxidant biomarkers, serum immunity, and survivability striped catfish, Pangasianodon hypophthalmus . The relationship between fish water quality parameters also assessed. Healthy ( n = 1260 individuals, 17.52 ± 0.20 g) were ra...