What is this?

[Doug Vahrenberg]

Here's a neat structure that I captured using my trolling motor Side Imaging. Can you guess what it is?

[obsessed fisherman]

Looks like maybe a sunken palm tree with a fish under it.
Jim

[Doug Vahrenberg]

This is a PVC Crappie Condo. After I scanned it I watched a fisherman come in and fished it. I idled over and asked if he was fishing the Structure. He could not believe that I found it and when I showed him the image he was shocked said nobody else had ever found it. He described the structure as a PVC Plastic type structure similar to this image I found on internet: