Table 4
Growth performance, nutrient utilization, hepatosomatic index and survival of giant
grouper fed the experimental diets for 12 weeks.
Diet ANOVA
F value
FM100 FM80 FM60 FM20 Pooled SE
Initial weight (g)⁎ 46.86 45.64 47.77 45.40 1.3 3.1
Final weight (g) 181.32a 168.28a 169.30a 109.38b 18.5 12.2
Weight gain (%) 286.75a 268.36a 254.23a 140.19b 32.7 17.3
SGR (% day) 1.61a 1.55a 1.50a 1.04b 0.1 17.5
Feed intake (g/fish) 124.24a 113.83a 115.88a 81.92b 13.7 7.4
FCR 0.93a 0.93a 0.95a 1.29b 0.1 27.2
Hepatosomatic
index (%)⁎
3.14 2.58 2.29 3.05 1.1 0.5
Retained nitrogen (%) 36.67a 36.58a 37.27a 25.82b 2.3 22.0
Retained lipid (%) 59.91a 54.90a 45.24b 26.04c 3.7 22.0
Survival (%)⁎ 94.4 94.4 100.0 100.0 7.9 0.7
Data presented as means of triplicate samples.
Means in the same rowwith the same superscript are not significantly different (P N 0.05).
⁎ No significant differences were found (P N 0.05).