Norwegian police said on Friday they had seized and boarded a Norwegian ship with an all-Russian crew on suspicion of involvement in causing damage to a telecoms cable in the Baltic Sea, the second vessel to be named by investigators in the case.

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.

Sweden has opened a preliminary investigation into suspected aggravated “sabotage” and ordered the detention of a vessel in the Baltic Sea suspected of damaging an underwater fiber optic cable connecting Latvia and the Swedish island of Gotland earlier that day.

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.

Norwegian police said on Friday they had seized and boarded a Norwegian ship with an all-Russian crew on suspicion of involvement in causing damage to a telecoms cable in the Baltic Sea.The ship, named as Silver Dania,

Norwegian police announced today that a Norwegian-flagged vessel has been detained in Tromso under suspicion of being involved in Baltic cable sabotage. Latvian authorities asked the Tromso police to detain the 5,353 dwt Silver Dania (built 1989), which was sailing between St Petersburg and Murmansk.

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.

SWEDISH authorities have seized a ship suspected of causing damage to underwater data cables which sparked sabotage fears. A Maltese-flagged ship – The Vezhen – was taken after

NATO is deploying eyes in the sky and on the Baltic Sea to protect cables and pipelines that stitch together the nine countries with shores on Baltic waters.

A subsea cable connecting Latvia to Sweden’s Gotland island is the latest cable to be damaged in the Baltic Sea. Owned by Latvia’s State Radio and Television Centre (LVRTC), the cable’s Ventspils–Gotland segment was damaged early on January 26, at depths of 100m.

A Bulgarian shipping company on Monday denied that one of its ships had intentionally damaged an underwater fiber optic cable connecting Latvia and the Swedish island of Gotland.

Swedish authorities have seized a ship suspected of damaging a data cable running under the Baltic Sea to Latvia.Prosecutors said an initial investigation pointed to sabotage, and an inquiry has been launched involving Sweden's police,