Chart correction N47/21 — chart 37015
37015 (INT 1702) 4Ed. 04/01/21 LAST NM N39/21 N47/21 Substitute Buoy "Channel" RW, pillar, ball topmark, L Fl W 10s [Q130.5] for superbuoy "Channel" 49°54.5′N 2°53.7′W (39(3791)21 Taunton)
Source: NGA U.S. Notice to Mariners · edition: 4Ed. 04/01/21
Reference information — always verify against official Notices to Mariners before navigation.