Parameters Control Tank A Tank B Tank C Tank D Tank E
Initial body weight, mg/fish 18.2 ± 0.027 18.2 ± 0.031 18.2 ± 0.012 18.2 ± 0.013 18.2 ± 0.043
Initial body length (cm) 0.54 ± 0.10 0.54 ± 0.10 0.54 ± 0.10 0.54 ± 0.10 0.54 ± 0.10
Final body weight, mg/fish 385.6 ± 0.629a 468.4 ± 0.227b 495.8 ± 0.182c 783.5 ± 0.533d 588.3 ± 0.48e
Final body length (cm) 1.65 ± 0.034a 2.52 ± 0.005b 2.75 ± 0.085c 3.86 ± 0.027d 3.02 ± 0.043c,d
Weight gain (mg/fish) 367.4 ± 0.87a 450.2 ± 0.371b 477.6 ± 0.38c 765.3 ± 0.17d 570.1 ± 0.55e
Absolute growth rate (mg/ day) 6.12 ± 0.36a 7.50 ± 0.87b 7.96 ± 0.16c 12.75 ± 0.45d 9.50 ± 0.85e
Feed intake (mg) 653.2 ± 0.49a 672.9 ± 0.14a 746.3 ± 0.82b 968.2 ± 0.95b 863.5 ± 0.79c
Specific growth rate (%/day) 5.10 ± 0.45a 5.41 ± 0.32b 5.50 ± 0.38c 6.27 ± 0.27c 5.79 ± 0.21c
Feed conversion ratio 1.77 ± 0.05d 1.49 ± 0.23c 1.56 ± 0.47b,c 1.26 ± 0.52a 1.51 ± 0.34b
*Each value is means of three replicate groups
**Mean in the same row sharing the same superscript are not significantly different (P<0.05).
Table 1: Specific growth rate (SGR), absolute growth rate (AGR) and Feed conversion ratio (FCR) of P. kauderni (mean ± SE, n=3) which are reared at brackish water with different photoperiods and different diets. (Where Tank A=Control 12L/12D; Tank B=16L/8D artemia with algae; Tank C=16L/8D artemia with PUFA; Tank D=24L/0D artemia with algae and Tank E=24L/0D artemia with PUFA).
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