The Lake George Association’s Lake Steward program has collected data from 2008-2011 indicating that boats have come from over 300 different waterbodies across the region to Lake George. These include 121 waterbodies in New York and 197 waterbodies in other states.
This 7 page pdf document summarizes the program’s finding over this 4 year period. Boats inspected, invasive species removed and at-risk boats are all summarized.