Chart correction 2078 — chart 1373
Chart 1373 [ previous update 3720/24 ] UNDETERMINED DATUM Insert depth, 94, enclosed by 10m contour 54° 55´·3S., 67° 32´·9W. depth, 83, and extend 10m contour SE to enclose 54° 56´·7S., 67° 09´·3W.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.