"Marine Navigation Lights: A Guide to Safe Sailing" The image illustrates the navigation lights used on boats to indicate their direction and position. The diagram shows a boat with three lights: green on the left (starboard), red on the right (port), and white at the center (masthead). These lights help other vessels determine the boat's orientation and movement. *Key Points:* - *Green Light (Starboard):* Indicates the left side of the boat. - *Red Light (Port):* Indicates the right side of the