France Arrests Russian Captain After Shadow Fleet Tanker Detained

French authorities have arrested the Russian captain of a tanker suspected of being part of Russia’s so-called “shadow fleet” after the vessel was detained in the Atlantic Ocean. The action is part of ongoing efforts by European countries to enforce sanctions related to Russian oil exports.

The tanker, identified as Tagor, was intercepted by the French Navy with support from the United Kingdom and other partners. French officials said the vessel was sailing from Murmansk, Russia, and was suspected of operating under a false flag while traveling toward West Africa. Authorities reported that the ship did not fully comply with instructions during the operation, leading to its detention.

According to French prosecutors, the Russian captain was taken into custody as part of a criminal investigation. The investigation is examining possible violations related to the vessel’s registration, nationality documentation, and compliance with maritime regulations. The tanker remains under French control while authorities continue their inquiries.

French officials believe the tanker may be connected to the network of vessels commonly referred to as the “shadow fleet,” which Western governments say is used to move Russian oil while avoiding sanctions. France has increased its monitoring and enforcement activities against such vessels in recent months. Reports indicate that this is the fourth tanker linked to the shadow fleet that France has detained since September 2025.