極東軍管区
The second search was ordered eight minutes later by the Deputy Commander of the Far Eastern Military District, General Strogov, and involved civilian trawlers that were in the area around Moneron. "The border guards. What ships do we now have near Moneron Island, if they are civilians, send [them] there immediately." Moneron is just long and wide, located due west of Sakhalin Island at ; it is the only land mass in the whole Tatar Straits.