Chart correction N31/21 — chart 51155

51155 2Ed. 7/20/13 LAST NM N21/21 N31/21 Add Buoy Y, spar, “X” topmark, Fl Y 6s [Q130.6] with legend “Fish Haven (4 buoys)” 37°05′11″N 8°34′57″W (5(196)21 Lisboa)

Source: NGA U.S. Notice to Mariners · edition: 2Ed. 7/20/13

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