Chart correction 3178 — chart 3731

Chart 3731 [ previous update 2953/25 ] WGS84 DATUM Amend SPM light-buoy to, Fl.Y.5s 6° 44´·02S., 111° 56´·90E. 6° 42´·80S., 111° 56´·35E.

Source: UKHO Admiralty Notices to Mariners

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