Chart correction 5647* — chart 3337
Chart 3337 (Panel B, Thames Tidal Barrier) [ previous update 5395/25 ] ETRS89 DATUM Insert Automatic Identification System, AIS, at Tide gauge 51° 29´·923N., 0° 02´·770E. Automatic Identification System, AIS, at light 51° 29´·861N., 0° 02´·244E. 51° 29´·743N., 0° 02´·499E.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.