Assessment of IUU-fishing for sturgeon species in the Russian part of the Caspian Basin

The aim of the paper is an expert assessment of the quantitative, qualitative and species composition of IUU-fishing and their dynamics for 2017-2021. Analysis and synthesis of materials of ichthyologic examinations received from law enforcement agencies in the Volga-Caspian branch of “VNIRO” (“CaspNIRKh”). For the first time, an assessment of IUU fishing of sturgeon in the Caspian Sea for 2017-2021 was carried out. Quantitative and qualitative assessments of IUU-fishing, its species composition and their dynamics for 2017-2021 were obtained. The results of this study canbe used in predictive models of the dynamics of sturgeon stocks and in the analysis of the situation with the protection of these fish species in the Caspian Sea.