There is a lot of places to fish near Pigeon Forge and Gatlinburg. I use to go up there fishing a lot but since the fire, I am not even sure the places are accessible. Not quite sure how the surrounding area is doing. I mostly fished for rainbow, brook, brown trout when I was there.
https://www.al.com/news/index.ssf/2016/12/gatlinburg_fire_juvenile_suspe.html