On Thursday 11 February 1904, the Russian minelayer started to mine the entrance to Port Arthur. One of the mines washed up against the ship's rudder, exploded and caused the ship to sink, with loss of 120 of the ship's complement of 200. "Yenisei" also sank with the only map indicating the position of the mines. The , sent to investigate the accident, also struck a mine and was abandoned, although staying afloat. She sank two days later after hitting a second mine.