Chart correction 4171 — chart 587

Chart 587 [ previous update 1060/25 ] WGS84 DATUM Insert depth, 3, and extend 5m contour N to enclose (a) 25° 30´·16S., 48° 32´·03W. Delete depth, 61, close NW of: (a) above

Source: UKHO Admiralty Notices to Mariners

Reference information — always verify against official Notices to Mariners before navigation.