RedactedNarrative: V1 left the Destin Harbor at dusk with three POB and was operating northeast on plane (apprx. 30-32mph) close to the shoreline of Destin. Operator of V1 stated that he did not see the unlit dock extending from and a collision occurred. V1 overrode the dock causing significant damage to the dock and the vessel. Two of the occupants were ejected from the vessel. No injuries to any of the involved parties. The vessel sunk. Estimated damage to V1 is $15,000 and the quoted damage to the residential dock is $1,500.