The cache is not located at the above coordinates. To get the correct coordinates to the location of the Enemy Fleet you must complete the Battleship Adventure Lab. Your signature on the log sheet will verify that your floatilla has located and sunk this threatening force.
Don't know what an Adventure Lab is? Click on this link to download the Adventure Lab player app. Sign in to the app with your geocaching.com account username and password. Here's a 4 minute video that explains how to use the app.
