Chart correction 3874* — chart 1971
Chart 1971 [ previous update 2155/24 ] ETRS89 DATUM Replace BfFl.Y.5s (Apr-Oct) with Bf(Apr-Oct) 52° 50´·16N., 4° 22´·59W.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.