Punch it.
Heavy rod at least 7 feet long, fast reel, 50-80lb braid, bobber stop,1.5oz weight, straight shank flipping hook, and a soft plastic. Flip it into the thickest patches you can fish, let it hit the bottom, and hop it up and down in big strokes. The bite will either be a numerous taps or it will just stop on the way up. Once you pitch it into the mat yo-yo it 5-10 times, then bring it out and move a few feet.