Table 1.
Formulations of the experimental diets
| Stimulus phase | Challenge phase | ||
|---|---|---|---|
| M | V1 | V2 | |
| Feed ingredients (%) | |||
| Fish meal | 64.8 | 5.0 | 5.0 |
| Crustacean and fish peptones | 14.6 | 5.0 | 5.0 |
| Soya protein concentrate | 0.0 | 16.4 | 9.0 |
| Wheat gluten | 0.0 | 21.4 | 18.2 |
| Pea protein concentrate | 0.0 | 21.0 | 24.6 |
| Wheat | 13.6 | 14.0 | 13.4 |
| Fish oil | 4.0 | 0.0 | 0.0 |
| Rapeseed oil | 0.0 | 6.0 | 17.1 |
| Vitamins/Minerals Premix | 2.3 | 5.5 | 5.2 |
| AminoAcid Mix | 0.7 | 5.8 | 2.5 |
| Proximate composition | |||
| Moisture (%) | 8.1 | 7.8 | 7.1 |
| Crude lipid (%) | 13.3 | 11.3 | 21.6 |
| Crude protein (%) | 57.1 | 56.6 | 49.6 |
| Ash (%) | 11.5 | 7.6 | 7.5 |
| Crude energy (MJ/kg) | 20.5 | 20.6 | 22.7 |
| Total phosphorus (%) | 1.8 | 1.4 | 1.4 |
| LC-PUFA | |||
| n-3 LC-PUFA (%) | 26.4 | 2.9 | 1.17 |
| EPA (%) | 13.0 | 1.4 | 0.57 |
| DHA (%) | 12.1 | 1.4 | 0.57 |
DHA docosahexaenoic acid, EPA eicosapentaenoic acid, LC-PUFA long-chain polyunsaturated fatty acids