Maritime Safety , Security and Technology

Sweden Files Charges in Major Baltic Oil Spill as Shadow Tanker Investigation Intensifies

Swedish authorities have officially charged two crew members in connection with a significant oil pollution incident in Sweden’s Exclusive Economic Zone (EEZ), linked to a shadow fleet tanker under heavy international scrutiny. The tanker, known for multiple names and flagged under various countries, is under investigation for its role in a reported eight-mile oil slick in the Baltic Sea.

The tanker, outbound from Russia and claiming Brazil as its destination, has been sanctioned by the European Union, the United Kingdom, and other international bodies due to its involvement in the Russian energy sector. Swedish Coast Guard officials detained the vessel, named Flora 1, on April 3 off Ystad, Sweden, amid concerns over its seaworthiness and the authenticity of its flag registration.

Authorities described the vessel as having “various uncertainties” and highlighted that the tanker, built in 2005, is allegedly registered in Sierra Leone but flagged under questionable documentation. The product tanker carries 24 crew members from various Asian nationalities, and ownership records suggest a Chinese company in Hong Kong controls the ship.

The Swedish Coast Guard, armed with a search warrant, has been authorized to inspect multiple areas of the vessel and interview the crew. Prosecutors noted that international treaties limit Sweden’s enforcement regarding oil spills in the EEZ, but they have already questioned and charged two crew members for violations under the Act on Measures to Combat Pollution from Ships. Both remain free and are not under arrest.

A spokesperson confirmed to the Swedish Herald that the tanker will remain detained “as long as there is a legal basis” for the action. Meanwhile, Sweden continues to detain two additional vessels tied to Russian operations. Inspectors flagged deficiencies during routine checks, and the captains of both ships have been arrested for allegedly providing false information to authorities. Proof of valid flag registration and insurance will be required before these vessels can resume operations.

Read: Sweden Detains Captain of Sanctioned Russian Shadow Fleet Oil Tanker Over Alleged False Flag and Forged Documents

This case highlights ongoing international scrutiny over shadow fleet tankers in the Baltic region and underscores Sweden’s commitment to combating marine pollution and enforcing maritime regulations. Environmental groups have raised alarms over the ecological impact of oil spills in the sensitive Baltic Sea ecosystem, prompting calls for stricter enforcement and transparency in global shipping operations.