Bryan Clark, formerly a top aide to the Chief of Naval Operations, was more optimistic. “While SOSUS did suffer from lack of attention in the 1990s, it has been reinvigorated and is now part of an Integrated Undersea Surveillance System (IUSS) that includes other arrays and the SURTASS surveillance ships,” he told me. “So now you have competing efforts by Russians to quiet submarines and Americans trying to improve the number and capability of passive sensors.”
NATO Not Ready As Russian Sub Threat Rises: CSIS
Read the full article at Breaking Defense.