The purpose of this research was to calculate the per-kilogram production cost of Gilthead Sea Bream and Sea Bass by structural and economic analysis of Gilthead Sea Bream/Sea Bass Farms in the Milas District of Muğla Province. All of the 24 farms engaged in Gilthead Sea Bream and Sea Bass production in the research were covered, and data collected from these farms through interviews and questionnaires were analysed. Total production costs consist of 95% variable costs and 5% fixed costs. In total, 44,500 kg of Gilthead Sea Bream and 34,400 kg of Sea Bass are produced on average annually on these farms, and the per-unit cost of Gilthead Sea Bream is calculated to be $ 2.48/kg, and for Sea Bass, this figure is calculated to be $ 2.34/kg.

The purpose of this research was to calculate the per-kilogram production cost of Gilthead Sea Bream and Sea Bass by structural and economic analysis of Gilthead Sea Bream/Sea Bass Farms in the Milas District of Muğla Province. All of the 24 farms engaged in Gilthead Sea Bream and Sea Bass production in the research were covered, and data collected from these farms through interviews and questionnaires were analysed. Total production costs consist of 95% variable costs and 5% fixed costs. In total, 44,500 kg of Gilthead Sea Bream and 34,400 kg of Sea Bass are produced on average annually on these farms, and the per-unit cost of Gilthead Sea Bream is calculated to be $ 2.48/kg, and for Sea Bass, this figure is calculated to be $ 2.34/kg.