Skifska is a license block located in the Ukrainian zone on the continental shelf of the Black Sea. It was awarded in 2012 to a consortium consisting of Royal Dutch Shell, ExxonMobil, Petrom and Nadra.
Original plans intended to start the exploration programme in 2015 on the block with estimated natural gas and condensates resources in the range of . Potential future production contingent to success during the exploration campaign could yield around .
Royal Dutch Shell stopped their negotiations over a production sharing agreement in January 2014. Due to the 2014 Crimean crisis the project was put on hold in March 2014.