Chart Navigation & Plotting · Aids to Navigation
Returning from sea in U.S. waters (IALA Region B), a red buoy should be:
- AKept on the vessel's starboard side✓ Correct
- BKept on the vessel's port side
- CPassed close aboard on either side
- DTreated as an isolated-danger mark
Explanation
'Red, Right, Returning' — in IALA Region B, returning from seaward you keep red (even-numbered, nun) buoys to starboard and green (odd-numbered, can) buoys to port. This is reversed in Region A.
Authority: USCG Light List; IALA Region B (33 CFR 62)
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