RedactedNarrative: Occupants of vessel 1(tn 1879 ce) state that (operator) and (occupant) were drifting near the islands on pickwick lake. Operator1 facing the bow of v1 and v1 passenger facing the stern. Both state that a yellow jet ski passed by them at a distance of a approximately 10yards the vessel then turned and came at them in what they described as an attempt to "spray" them, it was at this time v2 impacted v1 on the port side near the stern injuring the occupants of v1 and ejecting occupants of both vessels. Operator1 states that the occupants of v2 re-boarded their pwc stated they were going to get help, left and never came back. Operator1 goes on to say that he was able to swim back to v1 and wait for help.