Vessel #1 was heading south, southeast after leaving Thompson Bay operating contrary to navigation.  Vessel #2 was headed toward Body Beach.  Vessel #2 operator did not see vessel #1 until just before contact.  Vessel #1 turned hard to the starboard as vessel #1 turned hard to port.  The bow of vessel #2 struck the right hand of the rear passenger of vessel #1 causing the noted injury.  There was no significant damage to either vessel.
Lake Havasu City, AZ          