Palaemon and artemia supplemented diet enhances sea bass, Dicentrarchus labrax,broodstock reproductive performance and egg quality

•The effect of palaemon and artemia dried biomass on reproductive performance of D. labraxhas been studied•The egg quality improved with crusteacean supplementation.•The fecundity, viability, fertilization and hatching (%) improved with crusteacean supplementation.•Palaemon and artemia are cheap potential feed ingredient in the diet of D. labraxbroodstock for improving reproductive.