Chart correction 1553 — chart 1664
Chart 1664 (INT 1954) [ previous update 95/25 ] UNDETERMINED DATUM Insert ® 14° 01´·9N., 16° 50´·3W. symbol, blue and yellow emergency wreck marking spar buoy, upright cross topmark, Al.Oc.BuY.3s 14° 01´·9N., 16° 50´·8W. Move HpZFl.4s Saloum and associated fog signal, Whis from: 13° 49´·7N., 16° 50´·1W. to: 13° 53´·2N., 16° 48´·8W.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.