You don’t always know what’s happening underwater when you’re fishing but you can make some assumptions if you’re perceptive to the environment around you.
here’s the best settings i’ve found when choosing what frequency to scan broad flatter florida lakes when looking for structure that holds bass.
I spent a ton of time scanning with a small Lowrance Elite unit with downscan. Now that I’ve added the HDS it’s interesting to take a look and compare how they look. Here’s a look at a comparison view of a brushpile that is holding bass as well as bait and how that translates on your Lowrance electronics.