First two members of a group of Greenpeace activists who were detained aboard a Greenpeace icebreaker during a protest action at an offshore oil rig in the Arctic last month, were officially charged with piracy.

      Those charged are a British freelance videographer and a Brazilian activist, Greenpeace said in a statement Wednesday. On the whole, there are over 30 people from 18 countries who were detained from the Arctic Sunrise ship were remanded for two months last week after investigators opened a criminal case on piracy charges related to the incident, in which some of the activists tried to scale the oil rig in international waters in the Pechora Sea on September 18.

      “Today, the investigation has begun the process of bringing charges against the suspects over the case into the attack on the Prirazlomnaya oil rig,” an Investigative Committee spokesperson said Wednesday, but did not clarify what the charges were or who was involved.

      The piracy charges citied in the original case carry a maximum punishment of up to 15 years in prison.