In sailing, the red/green lights help determine right of way and give way. If to starboard red appear, tis your duty to keep clear. Red Right Returning is u

In sailing, the red/green lights help determine right of way and give way. If to starboard red appear, tis your duty to keep clear. Red Right Returning is used for coming into port in the US. However, in Europe, Australia, New Zealand, parts of Africa and most of Asia it is the opposite. https://www.cruisingworld.com/red-right-returning/ https://www.cruisingworld.com/red-right-returning/