Chart correction N31/21 — chart 62570

62570 5Ed. 10/26/13 LAST NM N30/21 N31/21 Delete Purple composite line between 28°29.2′N 49°04.3′E 28°28.4′N 49°10.0′E Change Designation of buoy “ZULF-4” to “ZULF-3” 28°28.2′N 49°08.8′E Add Purple composite line (restricted area limit) [N2.1] between 28°29.2′N 49°04.3′E 28°31.5′N 49°10.0′E (UKHO ARCS 3774-0)

Source: NGA U.S. Notice to Mariners · edition: 5Ed. 10/26/13

Reference information — always verify against official Notices to Mariners before navigation.