Cardinal Marks Quiz & Trainer — ASO

By 7HC on AppTrack Ninja.

Cardinal marks tell you where safe water lies — to the North, East, South or West of a danger. Every deck officer, cadet, fishing skipper and leisure sailor must be able to recognise them instantly, by day and by night. This app teaches you exactly that, then proves you know it. Cardinal marks are identical worldwide in IALA Region A and Region B, so what you learn here applies on every coast. LEARN MODE Start with an overview chart showing how the four cardinal marks guard a danger. Then study each mark on its own page: • Day view — the black-and-yellow colour bands and the double-cone topma…

Categories: Education, Reference

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