Chart correction N17/23 — chart 37165
37165 4Ed. 03/02/13 LAST NM N15/23 N17/23 Delete Buoy 54°20.6′N 6°02.9′E Substitute Foul ground symbol [K31.1] for danger circle "Obstn" 54°24.6′N 5°45.8′E Add Depth 23.5 meters Obstn [K41] 53°44.4′N 5°59.2′E Depth 20.4 meters Wk [K26] 53°44.4′N 5°54.8′E Depth 30.5 meters Wk [K26] 54°23.1′N 5°54.9′E Foul ground symbol [K31.1] 54°22.2′N 5°55.4′E Foul ground symbol [K31.1] 54°15.7′N 5°51.6′E Foul ground symbol [K31.1] 54°15.2′N 5°51.2′E Foul ground symbol [K31.1] 54°19.8′N 5°46.1′E Foul ground symbol [K31.1] 54°20.6′N 5°48.0′E Foul ground symbol [K31.1] 54°33.1′N 5°57.1′E Foul ground symbol [K31.1] 54°30.5′N 6°01.0′E Foul ground symbol [K31.1] 54°28.2′N 5°56.2′E Foul ground symbol [K31.1] 54°29.6′N 5°51.4′E Foul ground symbol [K31.1] 54°29.2′N 5°52.5′E Foul ground symbol [K31.1] 54°27.8′N 5°52.6′E Foul ground symbol [K31.1] 54°26.6′N 5°51.4′E Foul ground symbol [K31.1] 54°26.9′N 5°49.4′E Foul ground symbol [K31.1] 54°29.1′N 5°43.3′E Foul ground symbol [K31.1] 54°24.9′N 6°23.8′E Foul ground symbol [K31.1] 54°25.1′N 6°16.5′E Buoy Y, spar, "X" topmark, Fl(5) Y 20s with legend "ODAS" [Q58] 54°24.2′N 5°31.3′E (32(50)13, 12(50)15, 39(50)18, 44(50)19, 35(50)20, 11(1000), 15(1000), 21(1000), 31-32(1000)22 Hamburg; 36(317)18 Den Haag)
Source: NGA U.S. Notice to Mariners · edition: 4Ed. 03/02/13
Reference information — always verify against official Notices to Mariners before navigation.