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Table 2 The effect of feeding frequency on the growth of river puffer

From: The effect of feeding frequency, water temperature, and stocking density on the growth of river puffer Takifugu obscurus reared in a zero-exchange water system

  Treatment Body weight (g) DFC1
(%)
Weight gain
(%)
Feed efficiency2
(%)
Survival
(%)
Initial Final
10-g size 1 meal per day 8.9 ± 0.06 19.3 ± 2.2 1.29 ± 0.18b 114 ± 16.3b 89.7 ± 1.54b 97.8 ± 1.92a
2 meals per day 8.8 ± 0.03 23.0 ± 1.4 1.60 ± 0.08ab 159 ± 9.55ab 93.6 ± 2.13a 100 ± 0.00a
3 meals per day 8.8 ± 0.05 21.6 ± 2.5 1.50 ± 0.15ab 156 ± 17.3ab 92.8 ± 1.27ab 98.9 ± 1.92a
5 meals per day 8.8 ± 0.07 24.2 ± 2.8 1.65 ± 0.19a 174 ± 35.8a 94.4 ± 2.43a 100 ± 0.00a
40-g size 1 meal per day 38.4 ± 0.3 61.6 ± 5.02 0.82 ± 0.13b 60.4 ± 11.9b 75.5 ± 3.22a 96.7 ± 2.89a
2 meals per day 38.7 ± 0.2 70.7 ± 5.16 1.04 ± 0.12a 82.8 ± 14.2a 80.6 ± 2.75a 100 ± 0.00a
3 meals per day 38.5 ± 0.2 72.7 ± 2.01 1.10 ± 0.04a 88.9 ± 5.06a 81.3 ± 1.86a 100 ± 0.00a
5 meals per day 38.7 ± 0.2 71.3 ± 1.94 1.06 ± 0.04a 84.3 ± 4.98a 81.0 ± 3.44a 98.3 ± 2.89a
  1. Means and standard deviations of triplicate for each experimental group. For each body weight group, values in the same column having the same superscript are not significantly different (P < 0.05)
  2. 1DFC = daily feed consumption: (final body weight − initial body weight)/[(final body weight + initial body weight)/2 × feeding days] × 100
  3. 2Feed efficiency: (weight gain/feed intake) × 100