Ecological Systems and Devices Annotation << Back Consequences from ingress of elementary sulfur in components of water ecosystem of Volga delta Andrianov V.A., Sokirko G.I. The actual problem of the Astrakhan region is described. This region is one leading producer of sulfur in the world now. The given researches are realized taking into account high fish-economic value of water-currents of Volga delta, and also an insufficient study of elementary sulfur influence on quality of water objects.