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Back to IALA A Buoyage

Course modules

IALA A Buoyage modules

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IALA A Buoyage learning route

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Module 1

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IALA A vs B Overview

What the buoyage system is, where Region A and Region B differ, and how to avoid mixing the lateral colours.

4 topics · Learn, Practise and Test

IALA systemRegion ARegion B
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2

Module 2

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Lateral and Preferred Channel Marks

Region A port, starboard, preferred-channel-to-port, and preferred-channel-to-starboard marks by colour, shape, and pass side.

4 topics · Learn, Practise and Test

port-hand marksstarboard-hand markspreferred channel
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3

Module 3

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Cardinal Marks and Flash Rhythms

North, east, south, and west cardinal marks with colour bands, topmarks, safe side, and quick-flash rhythm memory.

4 topics · Learn, Practise and Test

north cardinaleast cardinalsouth cardinal
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4

Module 4

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Danger, Safe Water, Special, and Emergency Wreck Marks

Isolated danger, safe water, special marks, and emergency wreck marking with recognition cues and light rhythms.

4 topics · Learn, Practise and Test

isolated dangersafe waterspecial marks
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5

Module 5

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Night Identification and Mixed Drills

Mixed recall for shapes, colours, topmarks, pass side, and flash sequences before using buoyage in pilotage.

4 topics · Learn, Practise and Test

light rhythmstopmark recognitionsafe side
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Audio Challenge

Five spoken decisions with authored answers, reviewed explanations, and no microphone.

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