I have been playing with the new shading on the Navionics Platinum chart. The shading shows things such as channel swings, humps, and a host of other high percentage fish holding areas. The feature can be accessed by updating your Navionics chart or buying a new Platinum card. The are on sale at $30 off.
More Info: https://www.navionics.com/usa/charts?ch ... esternbass
Take a look at this....
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