Buoyage and Lights

Describe different buoyage system IALA region A and IALA region B.
Understand why it is necessary to understand direction of buoyage on charts
Recognise lateral buoyage and safe water marks by day and night and realise what action is necessary to avoid hazards indicated by them.
Know your cardinal buoyage by day and night, and decide what action is necessary to avoid the hazard indicated by them.
Discriminate isolated danger marks, referred channel marks and special purpose marks by day and by night, and decide what action is necessary to avoid any hazard indicated by them.
Explain the meaning for different characteristics of light: fixed, occulting, isophase, flashing, group flashing and group occulting.
Describe the characteristics of a light from the abbreviations shown for it on the admiralty chart.
Use the RY training charts to find the buoys and lights refereed to in the course module.