RedactedNarrative: AGFC was notified on 7/25 of an accident that occurred on 7/4 on the Arkansas River.  Operator advised they were cruising out of Lee Creek traveling south and travelled to the west of the jetty pole.  Operator advised he is new to boating on the Arkansas River and did not know there was a jetty on the west side of the marker pole.  He was on plane when he struck the submerged rock jetty causing damage to V1's hull and lower unit.