Sector light Authorities). For example, the United States uses a signalling stereotype which is the opposite of Europe. In USA, the red light indicates the starboard side of the channel for harbour bound vessels, while the green light indicates the port side of the same channel. An expression to remind of this is "red right returning". An example of a sector light is the light of the Fisgard Lighthouse in British Columbia. The lighthouse as built to guide ships through the entrance of Esquimalt harbour. The white sector is an isophase light of 2s from 322° to 195°. If the ship sees
Port and starboard is the left-hand side and the starboard side is the right-hand side. However, port and starboard never change; they are unambiguous references that are "not" based on the relative directions of an observer, just as the cardinal directions of east and west do not change no matter the direction a person faces. The term "starboard" derives from the Old English "steorbord", meaning the side on which the ship is steered. Before ships had rudders on their centrelines, they were steered with a steering oar at the stern of the ship on the right hand side of the ship, because more