Just add a piece of bacon or something similar inside throw it into the water and come back the next day to see what you caught. Basically a cylinder shape with inverted cones at each end and covered in netting.

How To Bait And Use A Minnow Trap 11 Steps With Pictures

How To Catch Snakes Using A Minnow Trap

Fishing Regulations Information Alabama Hunting Fishing

Minnow Wikipedia

Amazon Com Juemenzhe Hard Fishing Lure Set 28 Types Bass Fishing