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A lateral mark with a contrasting band.
Also known as: Bifurcation mark, Preferred channel buoy, Junction mark buoyage
The IALA lateral mark showing which of two channels at a division is the preferred one.
Shows which of two channels at a division is the preferred one.
Contexts: Navigation
Takes the shape of the side it stands on and a band of the other colour, so one mark carries both a side and a preference.
Contexts: Navigation
A can or cone carrying a broad horizontal band of the opposite lateral colour around its middle.