![Russian submarine monitored in Portuguese waters. Photo: Portuguese Air Force](https://carroemotos.com.br/wp-content/uploads/2025/01/s2.jpg)
The Portuguese Air Force identified and monitored a Kilo-class submarine belonging to the Russian Federation Navy as it crossed the continental Exclusive Economic Zone (EEZ) en route to Cape Finisterre.
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The operation took place on January 3 as part of a patrol mission aimed at protecting maritime space under national jurisdiction.
Coordination with the Portuguese Navy
The attack submarine, equipped with diesel-electric propulsion, was closely monitored in coordination with the Portuguese Navy. This model is renowned for its stealth capabilities and versatility in patrol and attack missions.
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![Russian submarine monitored in Portuguese waters. Photo: Portuguese Air Force](https://carroemotos.com.br/wp-content/uploads/2025/01/s1.jpg)
Second Mission of the Year
This incident marks the second operation of the year to identify naval units from non-NATO countries in the region. To date, four Russian naval units have been monitored in strategically significant areas of national interest.
Source and images: Portuguese Air Force. This content was created with the help of AI and reviewed by the editorial team.