Chart correction N3/20 — chart 52054
52054 2Ed. 9/19/15 LAST NM N3/16 N3/20 Delete Buoy 36°58′09.0″N 1°53′55.8″W Marine farm area and buoys (4) in vicinity 36°58′54.5″N 1°53′39.4″W Add Beacon R, can topmark, Fl(2) R 7s 3M 36°58′08.9″N 1°53′46.4″W (35(332)17, 39(315)19 Cadiz)
Source: NGA U.S. Notice to Mariners · edition: 2Ed. 9/19/15
Reference information — always verify against official Notices to Mariners before navigation.