Abstract Maggot (Hermetia illucens) can be used as fish feed and has a fairly high protein. This study aims to determine the effect of using silage maggot leaf flour in feed on the growth and feed efficiency of siamese catfish (Pangasius hypohpthalmus). This research was conducted for 56 days at the fish nutrition laboratory and the Fisheries and Marine Science, University of Riau. This study …