A rescue and clean-up operation is under way involving tugboats, helicopters and more than 50 personnel, TASS news agency reported.
“Today, as a result of a storm in the Black Sea, two tankers, Volgoneft-212 and Volgoneft-239, sank,” Russia’s federal sea and inland water transport agency, Rosmorrechflot, wrote in a statement.
“There were crews of 15 and 14 people on board the ships. The accident resulted in a spill of oil products,” it continued.
Both tankers have a loading capacity of about 4,200 tonnes of oil, Reuters news agency reported.
The full extent of the oil spill remains unclear.