https://www.dailymail.co.uk/news/article-10380825/Sir-Tony-Radakin-warns-Russia-attempts-sever-communication-cables-seen-act-war.html
In the past 6 years, this type of Russian ship has been associated with multiple cable problems around the world -
https://www.navalnews.com/naval-news/2021/08/russian-spy-ship-yantar-loitering-near-trans-atlantic-internet-cables/
https://www.forbes.com/sites/hisutton/2019/11/10/russias-suspected-internet-cable-spy-ship-appears-off-americas/?sh=3f703f3042d5
https://www.lawfareblog.com/evaluating-russian-threat-undersea-cables