Quote Originally Posted by smuckey41 View Post
the white returns are bigger fish the thing i like is that you can scroll over where you see fish with the aarow curser and mark where they are at on your gps. then you can back off and fish it good knowing there is a fish there. pretty cool

That is what I thought would be very valuable as well and knowing exactly where ledges and such are. I use my GPS with a contour map now, but with the limited accuracy I still have to watch the SONAR to know exactly where it is. I sure wish I could get one right now..