Table 1.
Feed formulation and chemical composition for marine protein (FM) feed treatments.
| FM0% | FM10% | FM20% | |
|---|---|---|---|
| Formulation (g kg−1) | |||
| Fish meala | 676.8 | 610.0 | 542.9 |
| Pre-gelatinised wheatb | 209.7 | 172.9 | 136.2 |
| Vitamin-mineral premixc | 10.0 | 10.0 | 10.0 |
| Fish oila | 103.5 | 107.1 | 110.8 |
| Torula yeast (Cyberlindnera jadinii) | 0.0 | 100.0 | 200.0 |
| Analysed content (g kg−1) | |||
| Dry matter | 935 | 932 | 936 |
| Crude protein | 506 | 502 | 507 |
| Crude lipid | 162 | 165 | 170 |
| Ash | 103 | 100 | 97 |
| Essential amino acids (g kg−1) | |||
| Arginine | 22.2 | 27.6 | 27.9 |
| Histidine | 9.3 | 11.5 | 11.6 |
| Isoleucine | 15.7 | 19.9 | 20.7 |
| Leucine | 29.3 | 36.4 | 37.2 |
| Lysine | 29.7 | 37.4 | 37.2 |
| Methionine | 12.1 | 12.8 | 11.3 |
| Phenylalanine | 15.5 | 19.4 | 19.6 |
| Threonine | 17.4 | 21.4 | 22.2 |
| Valine | 19.5 | 24.4 | 25.4 |
| Tryptophan | 5.5 | 5.5 | 5.2 |
| Non-essential amino acids (g kg−1) | |||
| Alanine | 23.6 | 29.2 | 30.6 |
| Aspartic acid | 36.1 | 43.8 | 44.9 |
| Glycine | 24.9 | 30.3 | 30.6 |
| Glutamic acid | 56.0 | 69.8 | 70.5 |
| Cystein + cysteine | 4.5 | 5.3 | 5.2 |
| Tyrosine | 12.6 | 15.7 | 15.8 |
| Proline | 17.0 | 21.7 | 19.4 |
| Serine | 17.2 | 21.3 | 22.4 |
aLaxá hf. Krossanes, Iceland.
bEmmelev A/S, Denmark.
cLaxa salmon premix 2006 1%, Trouw Nutrition, The Netherlands.