Russia-linked tankers ‘going dark’
Shipping analysts Windward see a rise in suspicious activity by Russia-affiliated vessels since start of Ukraine war
“Deceptive shipping practices and dark activity have quickly multiplied” since the start of the Ukraine war, according to maritime data analysts Windward. Oceangoing vessels are obliged to transmit their location through transponder signals at regular intervals. But there are natural gaps in coverage, since the land-based receivers are not always in range, plus some updates can be lost due to "signal collision”, particularly in busy areas. Windward defines “dark activity” as gaps in vessel-tracking data they judge to be suspicious and likely to involve illicit—particularly sanction-breaking—manoeuvres. Since the imposition of sanctions against Russia, Windward has logged an average of 6.3 da

Also in this section
7 August 2025
The quick, unified and decisive strategy to return all the barrels from the hefty tranche of cuts from the eight producers involved in voluntary curbs signals a shift and sets the tone for the path ahead
7 August 2025
Without US backing, the EU’s newest sanctions package against Russia—though not painless—is unlikely to have a significant impact on the country’s oil and gas revenues or its broader economy
6 August 2025
Diesel market disruptions have propelled crude prices above $100/bl twice in this century, and now oil teeters on the brink of another crude quality crisis
5 August 2025
After failed attempts to find a buyer for its stake in Russia’s largest oil producer, BP may be able to avoid the harsh treatment meted out to ExxonMobil and Shell when they exited—and could even restart operations if geopolitical conditions improve