Parts Time (h) Increase in Protein Yield (%)
Whole fish 1 20.11
2 25.91
3 18.00
4 14.01
Head 1 3.35
2 12.57
3 12.62
4 13.95
Frame 1 3.13
2 18.72
3 18.62
4 20.29
Fins, Tail, Skin and Gut 1 39.04
2 43.52
3 40.50
4 30.01
Table 7: The increase in protein yield as a result of increase in enzyme concentration from 0.5 to 2%.