Is the Russian navy monitoring an Israeli submarine? Reports suggest two separate Russian vessels have been spotted near the German city of Kiel, where Israel's INS Dragon sub is conducting tests to determine the full extent of its capabilities ynet correspondents|10:04

https://www.ynetnews.com/article/rkh3zjvlc According to a report on NavalNews, there are signs that Russian intelligence ships might be keeping tabs on Israel's new and advanced submarine. The report suggests that the ships, Sibirjakov and Vasily Tatishchev, could be gathering intelligence on the INS Dragon during its "sea trials" phase.