Chart correction N51/21 — chart 44065
44065 8Ed. 03/26/11 LAST NM N44/21 N51/21 Add Explosives dumping ground area [N23.1] bound by existing purple composite line and purple composite line joining 54°43.69′N 10°04.50′E 54°43.93′N 10°04.85′E 54°43.62′N 10°05.58′E 54°43.36′N 10°05.15′E Anchoring and fishing prohibited area bound by purple composite line circle with legend "Foul (explosives)", radius 300 meters, centered 54°30.48′N 10°06.47′E Anchoring and fishing prohibited area bound by purple composite line circle with legend "Foul (explosives)", radius 300 meters, centered 54°30.72′N 10°05.61′E (44(28, 32, 33)21 Hamburg)
Source: NGA U.S. Notice to Mariners · edition: 8Ed. 03/26/11
Reference information — always verify against official Notices to Mariners before navigation.