- On 13 January 2026 a pro-Russian MOD focused Telegram channel posted footage showing a Russian ‘Sirius-82’ uncrewed surface vessel (US) remotely deploying anchored surface mines in the Dnipro river, Ukraine. The Russian Navy is seeking to develop its US and counter- US capabilities, attempting to close the gap with Ukraine’s more successful asymmetric maritime capabilities
- In December 2025 Ukrainian forces conducted an unprecedented uncrewed underwater vehicle (UUV\ strike against a Russian Project 636 Varshavyanka-class (NATO Kilo-class) submarine, highly likely the B-271 Kolpino, located at the Novorossiysk Naval Base in the eastern Black Sea. The strike, utilising a ‘Sub Sea Baby’ likely resulted in significant damage to the submarine, leaving it unable to sail of its own accord.
- In August 2025, the Ukrainian Navy reconnaissance ship
- Simferopol was attacked by a Russian US whilst operating on the Danube river, causing it to sink. It was the first reported instance of a Russian US being used against a military vessel. The targeting of the Simferopol was enabled by an overhead Russian reconnaissance Orion uncrewed aerial vehicle (UAV), demonstrating early interoperability and intent.