RedactedNarrative: Vessels 1 and 2 were heading north on the Colorado River. Vessel 2 stopped to speak with vessel 1. Vessel 1 slowed down but hit a wake and it struck vessel 2. Vessel 1 caused damage to the rear handle of Vessel 2 and vessel 1 stuck the passenger on vessel 2 in the back. The passenger from vessel 2 had an abrasion on the small of his back.