Chart correction 1597* — chart 1975
Chart 1975 [ previous update 1470/24 ] ETRS89 DATUM Insert depth, 166 (a) 51° 51´·12N., 1° 36´·57E. Delete depth, 171, close NW of: (a) above Insert depth, 163 51° 51´·20N., 1° 36´·22E.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.