ABSTRACT This study was conducted on December 2019 – February 2020 at the Fish Hatchery and Breeding Laboratory, Faculty of Fisheries and Marine, University of Riau, Pekanbaru. The purpose of this study was to determine the effect of vitamin C on hatchability of eggs, growth, and survival of larvae. This study used a Completely Randomized Design (CRD) with 5 treatments and 3 replications…