On approaching the English Channel on course 080°T, you note the symbol YBY near a charted buoy. How should you pass this buoy?
Official USCG Answer & Rule Citation
Correct Answer: Option D — westward of the buoy
The abbreviation YBY stands for Yellow-Black-Yellow, denoting a West cardinal mark under the IALA maritime buoyage system. Mariners must pass to the westward of this mark to remain in safe navigable water clear of the submerged obstruction.
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