RedactedNarrative: Vessel 1 was cruising through unknown waters in Casco Bay, Maine.  The operator of Vessel 1 appears to have misread the navigational markers in the area of operation and ran vessel 1 over Basket Island Ledge.  No injuries were reported and vessel 1 was not taking on water.   TOW BOAT US took the disabled vessel and occupants in tow back to Portland Maine.