Photo from UNIAN

"Russia continues violating the rules of international maritime law and carries out illegal business activities in the annexed parts of the Azov and Black Seas," he said at a briefing in Kyiv, according to an UNIAN correspondent.

Read alsoRussia not yet notified of being taken to ITLOS by Ukraine – media"From October to November, Ukrainian border guards observed the Dolphin diving support vessel belonging to Chernomorneftegaz, an oil and gas producer of the self-proclaimed authorities of Crimea, conducting geological exploration in the Sea of Azov. Namely, they were examining the seabed and collecting soil samples to study the shelf in that area for future drilling," Slobodian said.