Chart correction N15/20 — chart 53103
53103 1Ed. 7/14/07 LAST NM N12/20 N15/20 Add Note “Artificial Reefs There are a number of emerged and submerged reefs protecting the coastline, which are dangerous to navigation.” 43°41′08.5″N 10°17′45.7″E “Artificial Reefs (see note)” area [N1.1] bound by shore and dashed line joining 43°42′28.2″N 10°16′44.3″E 43°42′28.2″N 10°16′20.3″E 43°41′49.6″N 10°16′23.4″E (See N8/20) (8(4)12 Genova)
Source: NGA U.S. Notice to Mariners · edition: 1Ed. 7/14/07
Reference information — always verify against official Notices to Mariners before navigation.