Chart correction N40/21 — chart 54161

54161 13Ed. 7/17/10 LAST NM N39/21 N40/21 Delete Buoy 45°26′58″N 12°34′05″E Buoy 45°26′30″N 12°34′22″E Buoy 45°27′29″N 12°35′37″E (17(15)21 Genova) ★54169 4Ed. 6/19/21 NEW EDITION N40/21 Change Characteristic of light to 2 FR 45°39′58″N 13°07′01″E (NGA; 13(13)21 Genova)

Source: NGA U.S. Notice to Mariners · edition: 13Ed. 7/17/10

Reference information — always verify against official Notices to Mariners before navigation.