Chart correction N31/22 — chart 14196
14196 1Ed. 11/23/18 LAST NM N18/21 N31/22 Add Danger circle "Obstn Rep (2021)" [K40] 45°25′45.9″N 73°46′25.6″W Note "FISH HAVENS Compensatory project for loss of fish habitat. Several spawning grounds covering an area of more than 75,000 m are located in the Vaudreuil Rapids area between the Taschereau Bridge and Île aux Pins. It is recommended to use the marked navigation corridor." 45°18′19.0″N 73°45′16.5″W (6/22 Ottawa)
Source: NGA U.S. Notice to Mariners · edition: 1Ed. 11/23/18
Reference information — always verify against official Notices to Mariners before navigation.