Algal Source Penaeusmonodon Litopenaeusvannamei Total activity (U/ml) at different time intervals (min) Total activity (U/ml) at different time intervals (min) 15 (min) 30 (min) 45 (min) 15 (min) 30 (min) 45 (min) Isochrysis sp 0.66 ± 0.19 0.58 ± 0.05 0.55 ± 0.07 0.64 ± 0.13 0.61 ± 0.10 0.56 ± 0.05 Cheatoceros sp 1.07 ± 0.02 1.18 ± 0.11 0.75 ± 0.15 1.02 ± 0.18 0.98 ± 0.04 0. 72 ± 0.19 Tetraselmis sp 0.58 ± 0.14 0.55 ± 0.07 0.49 ± 0.12 0.51 ± 0.03 0.49 ± 0.16 0.40 ± 0.11 Chlorella sp 0.67 ± 0.17 0.59 ± 0.02 0.69 ± 0.02 0.68 ± 0.07 0.63 ± 0.05 0. 65 ± 0.14 Nannochloropsis sp 0.36 ± 0.06 0.32 ± 0.06 0.29 ± 0.17 0.34 ± 0.08 0.31 ± 0.09 0.28 ± 0.06

Table 12: Amylase activity of PL 16-PL20 stages of Penaeus monodon and Litopenaeus vannamei.