USS Parche
There, divers working from USS Halibut and later USS Parche located Soviet undersea communications cables and installed recording devices that captured military and naval traffic for nearly a decade. USS Parche, which had conducted later Ivy Bells missions, continued special operations throughout the Cold War and received multiple Presidential Unit Citations for classified activities.
If you're learning about this topic for the first time, these are the best places to continue — documented evidence and historical relationships are the guide.
USS Parche is documented in the evidence record of this published dossier.

Co-documented with USS Parche in 1 published dossier, including “Operation Ivy Bells”.
Co-documented with USS Parche in 1 published dossier, including “Operation Ivy Bells”.