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daymarks (region B) click to hear : daymarks (region B)

System B combines lateral and cardinal marks. It is the opposite of system A, in which starboard marks are red and port marks are green.
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See daymarks (region B) in : french | spanish
lateral mark safe water mark secondary channel preferred channel isolated danger mark East cardinal mark South cardinal mark pillar buoy conical buoy spar buoy port hand West cardinal mark light special mark starboard hand

lateral mark click to hear : lateral mark

Red or green buoy that indicates the port or starboard limits of the channel.

safe water mark click to hear : safe water mark

Buoy signaling that the water is navigable.

secondary channel click to hear : secondary channel

Navigation lane with beacons that is longer or more difficult than the preferred channel.

preferred channel click to hear : preferred channel

Navigation lane with beacons; it is the shortest and safest way to a harbor or for navigating near a coast or through a waterway.

isolated danger mark click to hear : isolated danger mark

Buoy marking an isolated danger zone beyond which the waters are navigable.

East cardinal mark click to hear : East cardinal mark

Buoy with two base-to-base topmarks that is placed to the east of a danger zone.

South cardinal mark click to hear : South cardinal mark

Buoy with two topmarks pointing downward that is placed to the south of a danger zone.

pillar buoy click to hear : pillar buoy

Floating beacon with a pylon-shaped superstructure.

conical buoy click to hear : conical buoy

Floating beacon with a cone-shaped superstructure.

spar buoy click to hear : spar buoy

Long tubular buoy used in harbors and in waters that have no tides.

port hand click to hear : port hand

Mark the ship must keep on the left side of its prow as it navigates a channel.

West cardinal mark click to hear : West cardinal mark

Buoy with two point-to-point topmarks that is placed to the west of a danger zone.

light click to hear : light

Encoded light beam that serves as a navigation aid at night.

special mark click to hear : special mark

Buoy marking an area that is regulated for a specific use (such as military exercises or fishing) or contains submerged obstacles (such as cables or pipelines).

starboard hand click to hear : starboard hand

Mark the ship must keep on the right side of its prow as it navigates a channel.