Chart correction N51/23 — chart 37166
37166 4Ed. 01/11/14 LAST NM N46/23 N51/23 Add Depth 16.4 meters, blue tint, and enclosing depth contour (20-meter) centered 51°54.3′N 3°45.6′E Swept depth 25.5 meters Wk [K27] 52°53.3′N 4°08.1′E (45(348), 48(363)23 Den Haag)
Source: NGA U.S. Notice to Mariners · edition: 4Ed. 01/11/14
Reference information — always verify against official Notices to Mariners before navigation.