Chart correction 50/21 — chart 37265
37265 3Ed. 03/22/97 LAST NM 49/21 50/21 Delete Depth 8.7 meters 49°21′32″N 0°46′03″W Depth 6.3 meters 49°20′21″N 0°19′41″W Add Depth 7.5 meters 49°21′29″N 0°45′59″W Depth 4.6 meters enclosed by depth contour (5-meter) centered 49°20′21″N 0°19′45″W (31(38), 38(36)21 Brest)
Source: NGA U.S. Notice to Mariners · edition: 3Ed. 03/22/97
Reference information — always verify against official Notices to Mariners before navigation.