White lights are found on what kind of buoys?

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)