Fig. 11

The results of the average color sensory evaluation of fish fillets covered with indicator film during 21 days of storage. Co: control sample/T1: indicator film containing 0.5% phycocyanin; T2: indicator film containing 1% phycocyanin; T3: indicator film containing 1.5% phycocyanin, T4: indicator film containing 2% phycocyanin.