Chart correction N6/21 — chart 51341
51341 24Ed. 7/30/16 LAST NM N27/19 N6/21 Delete Depth 0.5 meter Obstn 28°29′58″N 16°11′15″W Relocate Buoy from 28°29′59″N 16°11′04″W to 28°30′01″N 16°11′15″W Add Depth 0.2 meter Obstn [K41] 28°30′04″N 16°11′23″W (51(405)20 Cadiz) SECTION I NM 6/21 I-1.3
Source: NGA U.S. Notice to Mariners · edition: 24Ed. 7/30/16
Reference information — always verify against official Notices to Mariners before navigation.