Hermetia illucens meal (HIM) as ingredient in feed represents a way to achieve more sustainable food production. The aim was characterize the chemical, microbiological and organoleptic characteristics of four diets for Sparus aurata, isoenergetic isoproteic, containing 0%, 25%, 35% 50% HIM substitution fish (FM). Analyses were carried out using gas chromatography fatty acids amino acids, ICP-OE...