Chart correction N15/23 — chart 55042
55042 2Ed. 07/28/12 LAST NM N10/23 N15/23 Add "Shellfish Beds" area [K47] bound by purple dashed line joining 40°26′53″N 28°01′07″E 40°26′51″N 28°01′10″E 40°27′13″N 28°01′41″E 40°27′15″N 28°01′38″E (5(22)23 Istanbul)
Source: NGA U.S. Notice to Mariners · edition: 2Ed. 07/28/12
Reference information — always verify against official Notices to Mariners before navigation.