KIEV, April 16 – Seven companies have submitted bids for a tender to fulfill 3D seismic work at the Prykerchenska oil and gas field on the Ukrainian shelf of the Black Sea, according to the founder and president of U.S. Vanco Energy Company Gene Van Dyke.

"We received proposals from seven companies that are engaged in seismic photography, and today we're considering the submitted proposals," he said at a press conference in Kiev on Tuesday.