ABSTRACT This aims of the research was to find out the optimal dose of viterna supplement to increase the growth and survival of Vannamei shrimp (Litopaneaus vannamei) with recirculation systems. This research was carried out for 40 days in May - June 2019 held at Laboratory of Aquaculture Technology, Faculty of Fisheries and Marine, University of Riau. The design of this research is an exper…