Exam frequency
80%
Difficulty
2/5
Drill questions
41
Source excerpts
Bowditch Ch. 4 §404
Bowditch Ch. 4 §404 — Nautical Charts Chart No. 1 (US) — "Symbols, Abbreviations and Terms used on Paper and Electronic Navigational Charts" — is the authoritative key to every symbol and abbreviation on a nautical chart: aids to navigation, bottom characteristics, depth contours, hazards, and the meaning of chart colours. A mariner reads a chart by decoding its symbols and abbreviations against Chart No. 1 before plotting.
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On a US nautical chart, the precise charted position of a buoy is indicated by which cartographic symbol?
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