RedactedNarrative: On 11/10/2015 at approximately 1040 hours v1 (83ft ocean alexander "slofin") was traveling notrh i the marked channel of the icw approaching thhe stuart causeway. On board was captain and mechanic. 
  
  V1 passed the marriott marine before making a left (port) turn. After completing the turn v1 continued south in the marked channel of the icw. According to witnesses, v1 caused a large wake while headed south. 
  
  The witnesses said the three wakes traveled east through the marriott marina ad caused damage to the dock and multiple boats. Subject1 notified law enforcement via vhf radio channel 16, and identified v1. I made contact Captain as he was approaching the crossroad operating v1. 
  
  Captain agreed to meet inside manatee pocket. Also onboard was mechanic. Captain said he was traveling north in the icw and made a left turn just before the stuart causeway bridge. Captain said he slowed long before reaching the marriott marina and did not create a wake large enough to cause any damage. 1's chart plotter indicated a top speed of 17.5 and a course consistent with the witnesses, however it did not specify speed traveled in the area of the stuart causeway. Occupant’s statement was consistent with Captain's. Marriott marina dock master said the wake caused by v1 broke a concrete piling and snapped a cleat. He walked the marina and identified 13 other boats with minor damage. Photographs were take of the damage. 13 other vessel's suffered damages.