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Green to port on entering a channel.
Also known as: Green to port convention, IALA B system
The IALA buoyage convention used across the Americas, Japan, Korea and the Philippines, in which the port hand mark is green.
Places the green mark on the port hand of a channel entered from seaward across the Americas, Japan, Korea and the Philippines.
Contexts: Navigation
Keeps the same shapes as Region A and exchanges only the colours, so a mariner who reads shape rather than colour is right in both regions.
Contexts: Navigation
The same buoyage scheme with the two lateral colours exchanged, so the shapes are unchanged and the colours reversed.