%0 Journal Article %T Methods of determining stocks of commercial fish species and fish products in inland water bodies and estimation of their reliability (case of Kenozero National Park) %A Dvoryankin, G.A. %K Kenozero National Park, Kenozero, Lekshmozero, ichthyomass, fish products, indirect and direct research methods %J Vestnik of Astrakhan State Technical University. Series: Fishing industry %D 2022 %N %P 6 %I Astrakhan State Technical University