Chart correction N5/20 — chart 37320
37320 17Ed. 5/11/13 LAST NM N2/20 N5/20 Substitute Depth 111 meters Wk [K26] for depth 81 meters Wk (unsurveyed) 48°42.2′N 5°53.7′W Add Marine farm symbol [K48.2] 48°14.5′N 4°37.4′W (36(50), 49(40)19 Brest)
Source: NGA U.S. Notice to Mariners · edition: 17Ed. 5/11/13
Reference information — always verify against official Notices to Mariners before navigation.