Table 2.
Nutrient composition and fatty acid content of each diet.
| Items | Diet group | |||
|---|---|---|---|---|
| Diet K0 | Diet K10 | Diet K20 | Control | |
| Crude protein (%) | 37.70 | 42.89 | 42.20 | 7.05 |
| Crude lipid (%) | 5.40 | 6.20 | 6.80 | 0.30 |
| Crude fiber (%) | 5.40 | 5.20 | 5.20 | 0.90 |
| Ash (%) | 11.1 | 11.30 | 11.50 | 1.40 |
| Total phosphorus (µg/g) | 1.48 × 104 | 1.94 × 104 | 2.01 × 104 | 1.04 × 103 |
| Moisture (%) | 10.3 | 6.74 | 6.84 | 87.10 |
| C18 : 2n6 (%) | 5.62 | 4.37 | 3.45 | 0.49 |
| C18 : 3n3 (%) | 1.65 | 1.36 | 1.82 | 1.48 |
| C20 : 3n3 (%) | 0.45 | 0.64 | 0.78 | 0.36 |
| C20 : 3n6 (%) | 0.06 | 0.13 | 0.24 | 0.04 |
| C20 : 4n3 (ARA) (%) | 2.28 | 5.04 | 6.17 | 1.54 |
| C20 : 5n3 (EPA) (%) | 6.82 | 8.56 | 9.43 | 4.37 |
| C22 : 6n3 (DHA) (%) | 9.21 | 12.83 | 14.16 | 3.86 |
| Total HUFA (%) | 18.31 | 26.43 | 29.76 | 9.77 |
Note: Diet K0, Diet K10, and Diet K20 represent diets in which Antarctic krill meal is 0%, 10%, and 20%, respectively. Control represents diet, which is fed with the razor clam. Total HUFA = ARA + EPA + DHA.