Chart correction N14/20 — chart 37120
37120 4Ed. 9/19/15 LAST NM N13/20 N14/20 Delete Depth 15.7 meters 51°19.1′N 2°25.2′E Substitute Depth 20.5 meters for 23.5 meters 51°19.7′N 2°27.9′E Add AIS [S17.2] to buoy “Ruytingen SE” 51°09.2′N 2°08.9′E Depth 17.5 meters 51°19.4′N 2°25.0′E (21(267)16, 3(109)20 Oostende; BEL CH 102)
Source: NGA U.S. Notice to Mariners · edition: 4Ed. 9/19/15
Reference information — always verify against official Notices to Mariners before navigation.