This research aimed to know the effect of quail manure on an abundance Daphnia magna. The method for D. magna was a Completely Randomized Design (CRD) with four settings, each repeated times, namely use P0 (Control without fertilizer), P1 (Quail fertilize 1 g/L), P2 3 P3 5 g/L). cultured 15 days in container volume liters. updated parameters were magna, mortality and water quality. results anal...