RedactedNarrative: Vessel 1 drifting approximately 40’ off shore of Island #3 waiting for a rope to be moved before beaching on the island.  Operator of Vessel 1 had the boat in neutral and was not moving.  Vessel 2 was on plane and travelling approximately 50 miles per hour according to Vessel 2 Passenger 1.  Vessel 2 Passenger 1 stated she yelled at the operator he was going too fast and saw they would be unable to avoid collision.  Vessel 1 Passenger 1 bailed off of the PWC before collision.  Vessel 2 Operator stated he did not have a lot of experience.  Vessel 2 Operator stated he was turning but the PWC did not respond as he expected.  Vessel 1 Occupants stated the PWC struck the port side of the stern. Vessel 1 Occupants stated that Vessel 2 Operator was thrown from the PWC and bounced along the port side of the boat, landing near the boat.  Vessel 2 Operator left the scene and was transported to the hospital by private boat and vehicle.