Oil and Gas Exploration in Western Black Sea – History, Results and Prospects

Better explored part for hydrocarbons in Black Sea until now is the Western – Northwestern zone. The studied portion of Western Black Sea covers the area westwards of line Istanbul –Odessa. This region comprises entirely the offshore zones of Bulgaria and Romania, the most south-western part of Ukrainian offshore and the most western portion of Turkish offshore. The real hydrocarbon exploration in Western Black Sea offshore has started from beginning of 1970s. Totally thirteen (13) oil and gas discoveries have been made until now. On the base of exploration geophysical and borehole results have been analyzed the deep geological structure, sedimentary basins hydrocarbon features, hydrocarbon systems and prospective trends.