Navionics just introduced a cool new feature on their Platinum+ & HotMaps Platinum chips, SonarCharts Shading! As long as your card is updated, you can access the Satellite Overlay and you'll see hi-def relief imaging which makes it easy to see depth changes and locate fish holding structure! For full details:
https://www.navionics.com/usa/charts/fe ... te-overlay There is also a $30 off sale right now on those chips if you need a new one, please make sure that your chartplotter is compatible with these chips.