Google Earth Community sysop PenguinOpus writes:
Feb 13th Updated data layers: Google Earth Community layers updated (as of Jan24th), North American Car Ferries, improved Community Showcase layers.
Zoom in close enough, and indeed, there are now ferries aplenty:
Driving directions don’t yet include ferry routes, however; Google Earth still sends you from Fire Island to Rhode Island via New York City. Volkswagen drivers beware:-)