Chart correction N12/23 — chart 54387

54387 8Ed. 04/30/16 LAST NM N10/23 N12/23 Substitute Shellfish bed symbol [K47] for depth 39 meters 38°25′53″N 26°53′07″E Add Buoy Y, pillar, "X" topmark, Fl Y 4s [Q130.6] 38°25′41″N 26°53′23″E Buoy Y, pillar, "X" topmark, Fl Y 4s [Q130.6] 38°26′04″N 26°52′47″E (1(1)23 Istanbul)

Source: NGA U.S. Notice to Mariners · edition: 8Ed. 04/30/16

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