Chart correction N18/23 — chart 53081

53081  10Ed.  07/21/12  LAST  NM  N14/22  N18/23 Delete Purple dashed line (seaplane operating area limit) between   43°04′01″N  5°56′44″E   43°05′00″N  6°01′01″E Legend "Seaplane Landing Area CAUTION NO 1"   43°05′27″N  5°58′47″E Add "Compulsory Pilotage SEE NOTE" area [N2.1] bound by shore and purple composite line between   43°04′00″N  5°56′39″E   43°05′00″N  6°01′01″E Note "COMPULSORY PILOTAGE Pilot Service is mandatory for vessels over 45m in overall length. For further information, see Sailing Directions."   43°11′42″N  5°55′29″E "Seaplane Landing Area CAUTION NO 1" [N13] bound by purple dashed line joining   43°04′34″N  5°57′34″E   43°04′58″N  5°56′56″E   43°05′11″N  5°56′03″E   43°06′00″N  5°55′36″E   43°06′00″N  5°58′06″E   43°05′49″N  5°58′15″E   43°05′50″N  5°58′25″E   43°06′00″N  5°58′31″E   43°06′00″N  5°59′39″E   43°04′35″N  5°59′17″E (11(87)23 Brest; FRA CH 7093; UKHO ARCS 2120-0, 2170-0)

Source: NGA U.S. Notice to Mariners · edition: 10Ed. 07/21/12

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