Overview
- The vessel is at the boundary of UK waters north of Scotland after recent transits through the UK's extended zone, according to Defence Minister John Healey.
- A Royal Navy frigate and RAF aircraft are monitoring the ship's movements, with officials reporting laser illumination of British pilots.
- Healey issued a direct warning to Russia and President Vladimir Putin, stating the UK is ready if the ship moves south this week.
- The Yantar has long been associated with surveying undersea communications cables, which governments treat as strategically sensitive assets.
- Officials say this is the second time in 2025 the ship has operated in or near UK waters, following a January sighting.