Effect of Stocking Density on Culture Efficiency and Physiological Indicators of Largemouth Bass (Micropterus salmoides) under Recirculating Water Conditions in Land-Based Round Ponds

Table 6

Serum antioxidant properties of M. salmoides at different stocking densities.

Parameter	D1	D2	D3	D4	D5
SOD (U/mL)	31.39 ± 1.77^b	45.78 ± 8.41^a	37.82 ± 5.44^ab	32.47 ± 1.90^b	33.81 ± 2.37^b
AKP (king unit/100 mL)	10.16 ± 0.73^a	6.67 ± 2.08^b	10.51 ± 0.36^a	6.51 ± 0.25^b	6.80 ± 0.48^b
CAT (U/mL)	14.84 ± 3.44^b	18.44 ± 4.80^ab	26.12 ± 0.21^a	16.82 ± 4.52^b	11.70 ± 2.61^b
MDA (nmol/mL)	36.15 ± 5.76^a	4.58 ± 1.87^c	6.56 ± 1.25^bc	7.69 ± 0.69^bc	13.03 ± 2.66^b
LZM (μg/mL)	19.97 ± 1.73^c	24.58 ± 1.16^ab	21.61 ± 0.56^bc	26.90 ± 3.19^a	28.63 ± 1.04^a