Submarine Surveillance System That’s Rapidly Deployable, Unpredictable Unveiled By Anduril

Published on April 7, 2025

Defense contractor Anduril has rolled out a new, readily deployable undersea surveillance system called Seabed Sentry, which uses networks of small and relatively low-cost modular sensor nodes. A novel sonar array with a design influenced by the extendable arms on satellites is the main sensor being paired with it now. Expanding fleets of quieter and otherwise more modern submarines, especially in Russia and China, as well as growing threats to critical undersea infrastructure, are driving demand for more and better ways to monitor what happens beneath the waves across the Western world.

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