The research was conducted from 18th March to 23rd April 2015 at Main Center for Brackishwater Aquaculture Development, Jepara, Central of Java. The aim of this research is to determine the optimum percentage of feed in vannamei shrimp culture. The Completely Randomized Design was applied in this research with one factor and three replication. Treatment consist of feed pellets; P1 (15% from bio…