The research was carried out for 30 days starting in December 2021 at the Fish Seed Center (BBI) Faculty of Agriculture, Riau Islamic University, Pekanbaru. This study aims to determine "The Effect of Long Lighting on Color Brightness, and Survival of Sword Platy Fish (Hypophorus helleri)''. The method used is an experimental method using a Completely Randomized Design (CRD) with 5 treatments a…