respectively, and these groups showed a significant effect on red hue (P 0.01). The b* value of fish fed SP6 and SP12 diets showed similar results after 60 days. Those fish had significantly higher b* values (P 0.01) and showed a yellowness value that the fish from the other treatments did not have. Other
fish fed with FS and control diets
developed a blueness value.
The hue and chroma values
between the different dietary
treatments were higher in the FS die