Chart correction N20/21 — chart 37129
37129 7Ed. 10/2/10 LAST NM N19/21 N20/21 Add Superbuoy “EOLOS” Y, “X” topmark, Fl(5) Y 20s, AIS with legend “ODAS” [Q58] 51°09′58″N 2°22′16″E “Anchoring and fishing prohibited” area bound by purple composite line joining 51°17′38″N 2°37′41″E 51°17′29″N 2°38′08″E 51°16′44″N 2°37′31″E 51°16′52″N 2°37′04″E (7(138), 21(294)20 Oostende)
Source: NGA U.S. Notice to Mariners · edition: 7Ed. 10/2/10
Reference information — always verify against official Notices to Mariners before navigation.