A fish trap of the present invention includes: a fish trap mesh formed with at least one entrance; at least one frame supporting the fish trap mesh; at least one luring part formed to extend from the entrance of the fish trap mesh in a direction toward the inside of the frame and including a lure opening; and an escape prevention part forming an isolated space and provided with at least one fish passage hole through which fish passes after passing through the luring opening of the at least one luring part.