Chart correction 32/21 — chart 54421

54421 6Ed. 3/17/01 LAST NM 30/21 32/21 Substitute Beacon BY, double cone topmark points upward, QW 5M AIS [Q130.3] for buoy 36°38′44″N 29°05′10″E (22(89)21 Istanbul)

Source: NGA U.S. Notice to Mariners · edition: 6Ed. 3/17/01

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