RedactedNarrative: V1, a pwc, was heading northbound along the western shoreline of lake clark shores. While attempting to bring v1 on plane the operator increased speed rapidly and then due to the excessive speed, reduced speed rapidly. After reducing speed v1 was unable to maintain forward motion and increased speed again, turned  sharp to the port and then impacted a dock piling on the shoreline with a secondary impact to v2, a docked pontoon vessel. The operator was ejected from v1 and landed in the shallow water along the shoreline. He received a 3 inch laceration to his left ankle and shin area from an unknown structure in the water and was transported to jfk medical center.  
  
  V1 received extensive damage to the bow and v2 received minor damage to the port aft float cylinder. ; Operator was treated for a 3inch laceration on the left ankle and shin area. He received multiple staples and then was released.