RedactedNarrative: Operator of V-2 was attempting to dock at a waterside restaurant.  As he was straightening out his boat, his hand slipped on the throttle when he shifted from reverse to forward.  V-2 lunged forward subsequently colliding into V-1, which was docked perpendicular and ahead of it.  As a result of the impact, there was secondary damage caused to V-1 when it struck the dock that it was tied off to.  No damage noticed to V-2. No injuries reported.