Depth sounder

[Eavi21]

9/21/19 

depth went bonkers after 120 ‘ today could not get any reading except some weird graph line at 60 some foot. Used chart plotter to continue to fish. End one land king on the day back at 120 ‘ once depth came back. Any else have this issue today? 

[Eavi21]

Also this issue continued out well beyond 400’