One of the required running lights. The starboard side light is green and the portside is red. It was not until between 1825 and 1830 that red and green sidelights were introduced. Up until then, all ships' running lights were white, but the advent of speed called for the colour lights as a further aid to navigation.
Esinye sesithatha esifunekayo. Icala lasekunene lenqanawe liluhlaza elangasesangweni lenqanawe lona libomvu.