Table 2.
Growth performance, survival, feed utilization and whole body biochemical composition of European seabass after four months of feeding the experimental diets.
| CFO | TCO | EFO | |
|---|---|---|---|
| Initial weight (g) | 16.6 ± 1.0 | 16.7 ± 0.9 | 16.7 ± 0.9 |
| Final weight (g) | 100.8 ± 18.5 | 98.9 ± 16.9 | 107.0 ± 19.0 |
| Initial length (cm) | 10.5 ± 0.3 | 10.6 ± 0.4 | 10.5 ± 0.4 |
| Final length (cm) | 18.7 ± 1.2 | 18.7 ± 1.2 | 19.0 ± 1.1 |
| Weight gain (g) | 84.2 ± 2.9 | 82.2 ± 4.0 | 90.3 ± 3.5 |
| HSI | 2.0 ± 0.4 | 1.8 ± 0.4 | 1.8 ± 0.3 |
| VSI | 5.9 ± 1.7 | 5.5 ± 0.6 | 5.6 ± 1.0 |
| FSI | 6.5 ± 1.7 | 5.2 ± 0.9 | 7.8 ± 1.6 |
| FI (kg/tank) | 5.29 ± 0.13 | 4.99 ± 0.24 | 5.47 ± 0.22 |
| FI (%BW day−1) | 1.76 ± 0.05 | 1.68 ± 0.09 | 1.82 ± 0.04 |
| FCR | 1.3 ± 0.1 | 1.2 ± 0.1 | 1.2 ± 0.1 |
| SGR | 1.44 ± 0.35ab | 1.42 ± 0.30b | 1.50 ± 0.33a |
| k | 1.4 ± 0.1 | 1.4 ± 0.1 | 1.3 ± 0.1 |
| Whole body composition (% wet weight) | |||
| Moisture | 62.2 ± 0.3 | 63.3 ± 1.3 | 62.4 ± 1.2 |
| Crude protein | 24.3 ± 1.9 | 25.0 + 2.4 | 23.8 ± 1.7 |
| Crude lipid | 10.0 ± 0.8 | 8.7 ± 1.6 | 10.2 ± 1.2 |
| Ash | 3.5 ± 0.9 | 3.6 ± 0.7 | 3.1 ± 0.3 |
Results are means ± SD (n = 3). Different superscript letters within a row denote significant differences between diets as determined by one-way ANOVA with Tukey and Duncan's comparison test (P < .05). CFO, commercial fish and vegetable oil feed; EFO, enhanced fish and vegetable oil feed; FCR, feed conversion ratio; FSI, fat-somatic index; BW, body weight; HSI, hepatosomatic index; k, condition factor; SGR, specific growth rate; TCO, transgenic camelina oil feed; VSI, viscerosomatic index.