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
Mistral-class amphibious assault ship scaled-down versions of the BIP-19 design and with a common beam of : BIP-13 (13,000 tonnes, ), BIP-10 (10,000 tonnes, ), and BIP-8 (8,000 tonnes, ). BIP-8 incorporated features of the Italian amphibious transports, but included a helicopter hangar. At the design stage, the NTCD concept featured an aircraft lift on the port side (like the U.S. ), another on the starboard side, one in the centre of the flight deck, and one forward of the island superstructure. These were later reduced in number and relocated: a main lift towards the aft of the ship was originally located to starboard