Sweden is investigating damage to a data cable linked to Latvia, the latest breach in the Baltic Sea region where European authorities are on high alert.

Swedish authorities have seized a ship suspected of damaging a data cable running under the Baltic Sea to Latvia. The Vezhen - a Maltese-flagged ship - is now anchored outside the Swedish port of Karlskrona.

The Nordic country has opened an investigation into the damage, just weeks after NATO stepped up its military presence in the area following a series of similar incidents.

The Vezhen ship, owned by Navigation Maritime Bulgare, might have accidentally damaged the cable between Sweden and Latvia. The incident, reported by Reuters, was not intentional according to the company's head,

Latvia's prime minister says her government has reached out to Sweden and other Baltic Sea allies in NATO for assistance as it investigates the cause of damage to an underwater fiber-optic data cable running to Sweden.

Authorities suspect that the cable linking Latvia and Sweden was damaged by an anchor being dragged across the seabed. Read more at straitstimes.com.

A subsea data cable between Latvia and Sweden was damaged early Sunday, sparking a criminal investigation, a third such incident in the Baltic Sea in the past three months.

Sweden detained a vessel suspected of damaging a subsea data cable connecting it with Latvia, the third such incident in the Baltic Sea in the past three months.

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Several undersea cables running under the surface of the Baltic Sea have been damaged in suspected sabotage incidents in recent months.

On Sunday, an undersea cable ferrying data between Sweden and Latvia was damaged, most likely as a result of an external force, Latvia said.