RedactedNarrative: SUBJECT WAS OPERATING BOAT EASTBOUND ON CHETEK LAKE. SUBJECT STATED HE WAS CONCERNED DOG WAS GOING TO JUMP OUT OF THE BOAT. INDIVIDUAL REACHED FOR DOG, LOST CONTROL OF BOAT, AND COLLIDED WITH A TREE ON SHORE. INDIVIDUAL WAS NOT GIVEN ANY MEDICAL TREATMENT BEYOND GENERAL FIRST AID.