Recognition deck

Sound signals

Manoeuvring, warning and restricted-visibility signals — Rules 34–37, patterns rendered as blast notation.

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Card backs quote the Rules — public sector information reproduced under the Open Government Licence v3.0 (source: MSN 1781 — see the Rules reference).

Independent preparatory study aligned to the MCA OOW (Yachts <3000 GT) oral examination syllabus. Not an MCA-approved course and confers no credit toward a Certificate of Competency.