Chart correction 22/22 — chart 51154
51154 3Ed. 12/30/95 LAST NM 52/21 22/22 Change Period of buoy "M2" to 3s 37°05′55.2″N 8°35′20.1″W Period of buoy "M3" to 3s 37°05′10.1″N 8°34′45.0″W Period of buoy "M4" to 3s 37°05′10.1″N 8°35′20.1″W (See 31/21) (15(119)22 Cadiz)
Source: NGA U.S. Notice to Mariners · edition: 3Ed. 12/30/95
Reference information — always verify against official Notices to Mariners before navigation.