Chart correction N31/22 — chart 53201
53201 7Ed. 05/19/12 LAST NM N25/22 N31/22 Delete Depth 9.1 meters 37°13′52.8″N 15°13′51.3″E Add Depth 7.8 meters 37°13′54.0″N 15°13′53.7″E Depth 11.7 meters 37°13′38.9″N 15°14′03.6″E (ITA CH 271)
Source: NGA U.S. Notice to Mariners · edition: 7Ed. 05/19/12
Reference information — always verify against official Notices to Mariners before navigation.