Chart correction N01/22 — chart 54169
54169 4Ed. 06/19/21 LAST NM N51/21 N01/22 Add Foul ground symbol [K31.1] 45°34′27″N 13°18′22″E Buoy Y, can, "X" topmark, Fl Y 3s [Q130.6] 45°40′23″N 13°30′41″E Buoy Y, can, "X" topmark, Fl Y 4s [Q130.6] 45°40′18″N 13°29′55″E Buoy Y, can, "X" topmark [Q130.6] 45°40′04″N 13°30′16″E Buoy Y, can, "X" topmark [Q130.6] 45°40′38″N 13°30′16″E (24(26, 28)21 Genova)
Source: NGA U.S. Notice to Mariners · edition: 4Ed. 06/19/21
Reference information — always verify against official Notices to Mariners before navigation.