THE POLLUTION OF THE BOTTOM SEDIMENTSIN THE NORTH-WESTERN PART OF THE CASPIAN SEA HYDROCARBONS AND PERSISTENT ORGANIC POLLUTANTS

Abstract

Aim. The pollution of the bottom sediments in the north-western part of the Caspian sea hydrocarbons and persistent organic pollutants.
Location.Caspian Sea.
Methods. The materials for this article is based on the results of monitoring conducted in 2012-2013 years.
Results. Sediments in the north-western part of the Caspian Sea as a whole slightly contaminated YV and SOZ, although localized areas of high pollution are marked, especially characteristic of the Middle Caspian.
Mainconclusions.The studies were showed, PAY in the sediments are mixed genesis, but most of them, in all probability, were petroleum origin. The not weathered hydrocarbons are presented in sediments, which indicates to the presence of the local sources of the fresh oil pollution on the surveyed area.