Subjects riding PWC's on Red River. While splashing each other near the shore vessel 1 departed the area  and headed out to the middle of the river. Operator1 stopped her PWC to allow a vessel to pass in the river. The forward momentum caused her PWC to turn and face vessel 2. Vessel 2 driven by Operator2 and his passenger did not see that Operator1 had stopped and struck her vessel. Operator2 (vessel 2) collided on the front starboard side at a approx. 12 to18 degrees and passed completely over the bow portion of vessel 1 exiting on the port side. Operator1 sustained a bruised left leg above the knee and a smashed finger tip on the middle finger on left hand. All subjects were ejected from their watercraft during the collision into the water. All subjects were wearing PFD's and were picked up by another vessel driven by the operators father.  Operator2 performed Standardized Field Sobriety Test at boat launch and passed.   Investigation determined that alcohol or drugs were not a factor in this accident.
Operator1 was transported to Natchitoches Regional Medical Center where she was treated and released.  Investigation determined that the following contributed to the accident:
Careless/Reckless Operation
Excessive Speed
Operator Inattention
Operator Inexperience
Natchitoches