Chart correction N20/24 — chart 37120
37120 4Ed. 09/19/15 LAST NM N18/24 N20/24 Substitute Depth 9.5 meters enclosed by depth contour (10-meter) for depth 10.5 meters 51°26.8′N 2°58.2′E Add Depth 9.6 meters enclosed by depth contour (10-meter) centered 51°25.6′N 2°56.0′E Depth 9.4 meters enclosed by depth contour (10-meter) centered 51°26.5′N 2°57.9′E Depth 14.6 meters 51°27.0′N 2°52.0′E (18(1994)24 Taunton; UKHO ARCS 1873-0)
Source: NGA U.S. Notice to Mariners · edition: 4Ed. 09/19/15
Reference information — always verify against official Notices to Mariners before navigation.