Chart correction N4/21 — chart 37400

37400 11Ed. 7/13/13 LAST NM N23/20 N4/21 Add Buoy Y, can, “X” topmark, Fl(5) Y 20s [Q130.6] 46°07.7′N 1°20.6′W Buoy Y, can, “X” topmark, Fl(5) Y 20s [Q130.6] 46°07.7′N 1°20.7′W Buoy Y, can, “X” topmark, Fl(5) Y 20s [Q130.6] 46°08.8′N 1°24.4′W Buoy Y, can, “X” topmark, Fl(5) Y 20s [Q130.6] 46°08.6′N 1°24.5′W (7(61)20 Brest)

Source: NGA U.S. Notice to Mariners · edition: 11Ed. 7/13/13

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