Chart correction N27/21 — chart 51265
51265 1Ed. 3/21/15 LAST NM N12/16 N27/21 Delete Buoy “ODAS Canical” 32°43′33.8″N 16°43′00.0″W Relocate Buoy “ODAS CSA 94” from 32°43′12.1″N 16°43′42.4″W to 32°43′43.8″N 16°43′31.7″W and delete topmark (4(174, 179)21 Lisboa)
Source: NGA U.S. Notice to Mariners · edition: 1Ed. 3/21/15
Reference information — always verify against official Notices to Mariners before navigation.