"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

INTERNATIONAL NAVIGATION LIGHTS & SHAPES - TUTORIAL VIDEO - SAFETY AT SEA Lights and shapes are used to indicate the status of a vessel at sea and the direction in which a vessel underway is moving, to allow the correct action to be taken by all the vessels when in sight of each other. The International Regulations for Preventing Collisions at Sea (COLREGs) not only prescribe the actions of each vessel in all states of visibility, they also stipulate the lights that should be fitted to a vessel,