Cardinal Markers flash WHITENorth - continuous
East - 3 short
South - 6 short 1 long
West - 9 short
Isolated Danger flash WHITE
2 short
Safe Water Markers flash WHITE
1 long
Port Cans and Channel Markers flash RED
2 short 1 short
Starboard Cones and Channel Markers flash GREEN
2 short 1 short
New Hazard Marker flash BLUE/YELLOW
Alternative blue and yellow
(This is specific to UK Buoyage)
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