All rules
    Part C, Lights and shapes

    Rule 31, Seaplanes

    Plain English

    Where it is impracticable for a seaplane or WIG craft to exhibit lights and shapes of the prescribed characteristics, she must exhibit lights and shapes as closely similar as possible.

    Want to actually pass the exam?

    Definitions are the easy bit. Amidships drills you on application, scenario quizzes, mock orals, examiner-style follow-ups, and a daily plan tied to your exam date.

    Start free

    Amidships is an independent study tool and a trading name of The Maritime Consultancy Ltd (Company No. 13436865), registered in England and Wales. Content is based on publicly available syllabuses and the STCW Convention. Always verify with current official publications before examination. Amidships does not issue certificates or qualifications, including STCW certificates, which are issued only by approved training centres.