Russians are preparing the crews of their ships to counter maritime drones. In the territory of Crimea, the enemy is also attempting to improve the defensive positions and areas, reports the Military Media Center.

"Such training of crews, as well as calculations of coastal forces, is being carried out simultaneously with measures to counteract sabotage at the points of basing of the Russian fleet in the Black and Azov Seas. According to available information, in the territory of Crimea, the enemy is also trying to enhance the defensive positions and areas," the telegram channel message states.