Mine Perçin Olgunoglu, Ilkan Ali Olgunoglu & Mustafa Göçer. A Critical Study on Seasonal Variation in Major Minerals (Ca, P, K, Mg) and Proximate Composition in Flesh of Mesopotamian Catfish (Silurus Triostegus Heckel, 1843) from Turkey. RRAB-V5 2021, 122-127.