The ship was a Russian Navy Kashtan-class submarine support ship and it was seen near Latvia's maritime border, 18.1 nautical miles from its Exclusive Economic Zone (EEZ) jurisdiction.
LVA Armed Forces on 31 OCT in LVA EEZ 18,1 nmi from LV territ. waters spotted RU Navy's Kashtan-class submarine support ship.
— NBS (@Latvijas_armija) October 31, 2014
As reported, this week brought an unprecedented intensification of Russian military activities, especially in the skies above the Baltic Sea. Multiple-plane squadrons were intercepted and followed by NATO allied jets also over the North Sea and Atlantic Ocean, as well as the Black Sea, prompting much media attention to the provocative moves in European airspace, which have been cited as a potential threat to commercial aviation.