The Baltic Sea has seen multiple attacks on energy and communications infrastructure since Russia’s invasion of Ukraine in February 2022. These have often been linked to hybrid warfare tactics

Finland says a ship affiliated with Russia's "shadow fleet" is linked to a 60-mile-long anchor drag mark on the seafloor. A power cable in the Baltic Sea was severed last week.

G rey-zone operations, hybrid warfare, slicing the salami: there are many terms for Russia’s use of covert attacks that leave opponents unsure how to respond. The latest theatre seems to be the Baltic Sea. Twice in the past two months, commercial ships with Russian links have been accused of damaging cables by dragging their anchors.

The damaged cable is one of several recent incidents in the Baltic Sea under investigation as possible acts of sabotage.

NATO allies met on Dec. 30 to address the security of critical infrastructure in the Baltic Sea, following damage to undersea cables connecting Estonia and Finland several days earlier.

Finland's national power grid operator said on Thursday it had asked a Helsinki court to seize the Eagle S oil tanker in a bid to secure the company's claim for damages related to the breakdown of the undersea Estlink 2 electricity interconnector.

Finnish law enforcement suspects another crew member of a Russian shadow fleet tanker in the severing of underwater cables, bringing the total number of suspects to eight, Yle reports. The list of suspects has grown to include another crew member,