The Russian Telegram channel Astra reported the information.Local authorities stated that the cause of the explosions was a naval drone attack.A terminal and an oil refinery belonging to Rosneft are located in this area.According to Astra, the 'drone threat' regime in the region lasted for about eight hours. One of the naval drones hit the area of berth #167, striking a vessel.The Russian Defense Ministry has not officially commented on the attack. The ministry only stated that seven drones were shot down over the Black Sea.On the night of November 2, 2025, attack drones targeted the Tuapse oil terminal, through which Russia exports products from three of its refineries.