The Humminbird LakeMaster Minnesota Edition, Version 7 micro map card has added over 1,000 new lakes, 81 high definition - Surveyed waters to now boast contours for a total of over 3,200 lakes with more than 500 lake maps in high definition.Newly surveyed waters in stunning HD include:MS river sections: Above Sartell dam and from Little Falls to Brainerd plus Pool 4/PepinCrosby Mine Pit area lakes ie. Pennington ChainMore Grand Rapids area lakes i.e. Surprise and JohnsonMore Park Rapids area lakes i.e. Bad Medicine, Spider and Middle CrookedMore Alexandria area lakes i.e. Grant, Brophy, Oscar and Red RockPlus many more!Featuresi-Pilot Link compatibleEasy to read contoursDepth highlight rangeWater level offsetShallow water highlightScrollable lake list