The aim the study. In the taiga zone of Western Siberia geochemically conjugated marsh landscapes associated with migratory flows of surface and soil-groundwater are spread. The aim of the work is to study the distribution of a group of elements in a peat deposit of two geochemically conjugated bogs occupying a watershed and a terrace within a common interfluve. https://www.parisnaturalfoodes.shop/product-category/biotin/