Pigments are responsible for the wide spectrum of colors in fishes which is an essential prerequisite for the
quality as they fetch higher price in the commercial market. As fishes cannot synthesize their own coloring
pigments de novo, the coloring agents which are synthesized by some plants, algae and microorganisms, need to
be incorporated in the diet (Johnson and An, 1991). Varieties of coloring agents are used in aquaculture industry
to important criterion for fishes, since their color affect commercial acceptability