Chart correction 1759* — chart 3490
Chart 3490 (INT 1643) (Panel B, Tranmere to Garston and Eastham) [ previous update 1723/26 ] ETRS89 DATUM Insert depth, 68 53° 20´·409N., 2° 57´·525W.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.