Chart correction N7/20 — chart 53202
53202 8Ed. 5/27/17 LAST NM N33/17 N7/20 Add “Prohibited Area” [N2.2] bound by purple composite-line circle, radius 50 meters, centered 37°05′08.1″N 15°18′06.1″E (26(14)19 Genova)
Source: NGA U.S. Notice to Mariners · edition: 8Ed. 5/27/17
Reference information — always verify against official Notices to Mariners before navigation.