You have been informed that dredging operations may be underway in your vicinity. Which buoy indicates the dredging area?
Official USCG Answer & Rule Citation
Correct Answer: Option B — Yellow buoy
Yellow buoys are used to mark special areas, including dredging operations, spoil grounds, or military exercise zones. These buoys do not have lateral significance and are intended to alert mariners to exercise caution due to the presence of non-navigational activities or potential underwater obstructions.
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