RedactedNarrative: Vessel 1 was travelling west in the plato canal. Vessel 2 was unoccupied and moored to the dock. Vessel 2 was port side tied and bow facing west. Vessel 1operator/ owner stated he was looking at his smartphone while operating and struck the stern of vessel 2.
  
  Damage was visible on the stern of vessel 2, red paint transfer was visible on the bow area of vessel 1's rub rail. Vessel 1 is at fault for failing to maintain a proper lookout
  