BREMERTON, Wash. — The mothballed ships sit there, hulking, looming ghostlike in their gray and rusty coats, sometimes emerging from the water suddenly on a foggy day to surprise new eyes. Though the silent fleet is dwindling, it remains a powerful testament to the Navy’s deep roots in the region and hints of what’s to come. Where once the ships were packed in along the edge of Sinclair Inlet at Naval Base Kitsap, the fleet consists now of a half-dozen surface ships, 11 nuclear-powered submarines and one cruiser, according to a Naval Sea Systems Command spokesperson. In March, the USS Kitty Ha…