Chart correction N10/21 — chart 53087
53087 10Ed. 1/18/14 LAST NM N46/20 N10/21 Change Caution No. 2 of CAUTIONS note to “2. Navigation and speed is regulated in this area. Swimming, underwater activities, and beach pleasure craft are prohibited. Contact the local authorities for further information.” 43°42′35.6″N 7°14′26.9″E (3(96)21 Brest)
Source: NGA U.S. Notice to Mariners · edition: 10Ed. 1/18/14
Reference information — always verify against official Notices to Mariners before navigation.