Chart correction 17/21 — chart 54140
54140 8Ed. 4/22/06 LAST NM 15/21 17/21 Add AIS [S17.2] to buoy 44°47.0′N 13°15.8′E (See 15/21) (2(3)21 Split)
Source: NGA U.S. Notice to Mariners · edition: 8Ed. 4/22/06
Reference information — always verify against official Notices to Mariners before navigation.