Chart correction N4/20 — chart 37244
37244 13Ed. 9/28/13 LAST NM N3/20 N4/20 Substitute Depth 13 meters for 14.6 meters 51°34.0′N 2°35.0′E Add Depth 9.6 meters 51°33.9′N 2°39.7′E and extend depth contour (10-meter) NE to enclose (3(63)19 Oostende; BEL CH D11)
Source: NGA U.S. Notice to Mariners · edition: 13Ed. 9/28/13
Reference information — always verify against official Notices to Mariners before navigation.