RedactedNarrative: The registered owner was being towed behind his watercraft. He was using a tow line on a surfboard when his shoulder became dislocated. 
  
  He stated that the injury was caused by the tension of towing. He refused transport by medics. His friends transported him to the hospital. Life jackets were being worn, and alcohol was not a factor. The boat was new and did not have registration numbers. There was no proof of ownership on board. He was verbally reminded to fix the registration.