March 5, 2024 - ISW PressUkraine destroyed the Project 22160 Sergei Kotov large patrol ship of the Black Sea Fleet (BSF) off the coast of the Kerch Strait on the night of March 4-5. Ukraine’s Main Military Intelligence Directorate (GUR) reported on March 5 that GUR special unit “Group 13” conducted the attack against the Sergei Kotov using Magura V5 naval drones, inflicting severe damage on the port and starboard sides of the ship, killing seven sailors, and wounding six. GUR noted that Russian forces were likely able to evacuate 52 other crew members, but that the loss of the ship cost Russia a total of $65 million. Ukrainian sources noted that the Sergei Kotov had either a Ka-29 or Ka-27 helicopter on board, which Ukrainian forces destroyed along with the ship.