Ключевое слово: «biodiversity»

This article examines the contribution of the system of specially protected natural areas to achieving sustainable development goals. As an example, the system of specially protected natural areas of the Nizhnekolymsky district of the Republic of Sakha (Yakutia) is considered as an Arctic territory that includes vast land and sea areas. The study region is characterized by the presence of vulnerable ecosystems, as well as unique biological diversity, rare species of flora and fauna, and local population engaged in a traditional way of life. The study takes into account the presence of current and potential environmental threats in the region, their brief description is provided. The prospects for tourism development in the protected areas of the studied region and the potential consequences of such activities in protected areas are briefly considered. Visual cartographic material has been developed to visualize the system of specially protected natural areas of the studied region.

This article is devoted to the study of the species diversity of cyprinid fish species in the Belyanka River. The article examines the features of the habitat and distribution of cyprinid species, their behavior, as well as the influence of environmental factors on the fish population. Special attention is paid to the analysis of ecological relationships between species and their impact on the biodiversity of the river ecosystem. The results of the study can be useful for understanding and preserving the natural wealth of the Belyanka River and related ecosystems.