Rearing Tank Cover

None

Partial

Near-Full

P value

Length (mm)

115 ± 2

113 ± 3

118 ± 4

0.550

Weight (g)

16.3 ± 0.62

16.3 ± 1.3

18.3 ± 1.7

0.476

Ka

1.05 ± 0.03

1.08 ± 0.02

1.07 ± 0.02

0.691

HSIb

1.79 ± 0.18

1.68 ± 0.07

1.89 ± 0.05

0.483

VSIc

8.90 ± 0.10

8.42 ± 0.77

8.65 ± 0.54

0.829

SSId

0.19 ± 0.09

0.10 ± 0.01

0.09 ± 0.05

0.346

Pectoral fin indexe

12.44 ± 0.15

13.10 ± 0.24

12.56 ± 0.30

0.174

Dorsal fin indexe

11.62 ± 0.22

11.32 ± 0.92

10.52 ± 0.31

0.300

Pelvic fin indexe

11.12 ± 0.38

11.49 ± 0.50

11.45 ± 0.40

0.807