Chart correction 3172 — chart 4721
Chart 4721 (INT 721) [ previous update 2917/24 ] WGS84 DATUM Replace depth, 235 , with depth, 213 11° 40´·2S., 129° 21´·8E.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.