Table 7 Amino acid composition (%) of the whole body in juvenile Korean rockfish fed diets containing various levels of tuna by-product meal for 12 weeks

 Arginine

1.07 ± 0.03^ns

0.91 ± 0.01

0.96 ± 0.03

0.97 ± 0.09

0.96 ± 0.08

 Cysteine

0.18 ± 0.00^ns

0.17 ± 0.02

0.16 ± 0.00

0.18 ± 0.02

0.14 ± 0.01

 Histidine

0.39 ± 0.01^ns

0.34 ± 0.00

0.34 ± 0.01

0.34 ± 0.03

0.36 ± 0.03

 Isoleucine

0.67 ± 0.01^ns

0.57 ± 0.04

0.65 ± 0.02

0.66 ± 0.06

0.75 ± 0.14

 Leucine

1.15 ± 0.00^ns

0.98 ± 0.04

1.08 ± 0.03

1.10 ± 0.09

1.01 ± 0.04

 Lysine

1.27 ± 0.01^ns

1.11 ± 0.03

1.17 ± 0.03

1.21 ± 0.10

1.17 ± 0.09

 Methionine

0.50 ± 0.02^ns

0.48 ± 0.04

0.55 ± 0.00

0.50 ± 0.05

0.50 ± 0.03

 Phenylalanine

0.74 ± 0.05^ns

0.63 ± 0.04

0.69 ± 0.02

0.64 ± 0.07

0.64 ± 0.05

 Threonine

0.74 ± 0.01^ns

0.62 ± 0.01

0.68 ± 0.02

0.66 ± 0.06

0.66 ± 0.06

 Valine

0.76 ± 0.02^ns

0.63 ± 0.04

0.73 ± 0.02

0.73 ± 0.07

0.66 ± 0.01

 Alanine

1.05 ± 0.09^ns

0.92 ± 0.03

1.01 ± 0.04

1.01 ± 0.08

0.81 ± 0.12

 Aspartate

1.65 ± 0.01^ns

1.38 ± 0.03

1.51 ± 0.04

1.51 ± 0.14

1.46 ± 0.12

 Glutamate

2.20 ± 0.02^ns

1.89 ± 0.03

2.01 ± 0.05

2.02 ± 0.19

2.05 ± 0.17

 Glycine

1.47 ± 0.08^ns

1.18 ± 0.07

1.26 ± 0.08

1.24 ± 0.09

1.28 ± 0.10

 Proline

0.87 ± 0.04^ns

0.78 ± 0.05

0.81 ± 0.05

0.76 ± 0.04

0.84 ± 0.09

 Serine

0.79 ± 0.02^ns

0.67 ± 0.02

0.72 ± 0.03

0.70 ± 0.06

0.72 ± 0.06

 Tyrosine

0.57 ± 0.03^ns

0.50 ± 0.03

0.55 ± 0.02

0.54 ± 0.06

0.52 ± 0.05