IALA Buoyage
This course describes how to use Buoys, Lights and Beacons for navigation at sea and includes detailed explanations, diagrams and light animations to aid your learning
Buoys, Lights and Beacons and their Navigational Significance
IALA
International Regions
Use of Lights on Aids to Navigation
Finding Information about Buoys, Lights and Beacons
Lateral Marks - IALA Region A
Lateral Marks - IALA Region B
Lateral Marks Re-cap
Preferred Channel Marks
Preferred Channel Marks - IALA Region A
Preferred Channel Marks - IALA Region B
Preferred Channel Marks Re-cap
Cardinal Marks
North Cardinal
East Cardinal
South Cardinal
West Cardinal
Encountering a Cardinal Mark while navigating
Safe Water Marks
Isolated Danger Marks
Special Marks