Tom Cunliffe has twenty top skipper's tips which he'll be sharing over the coming weeks. Today, an aide-memoire for right of way.
A useful aide-memoire when crossing another vessel in daylight with both boats under power, is to ask yourself which of her sidelights you would be seeing if it were dark.
A red (port) light would suggest that you are to take care, so stay out of her way.
Green is for ‘go’, so if you see her starboard bow you can stand on carefully.