Iowa Code Title XI. Natural Resources [Chs. 455-485] § 481A.72. Hooks and lines

1. Except as otherwise provided in this chapter, a person shall not at any time take from the waters of the state any fish except with hook, line, and bait. A person shall not use more than three lines nor more than two hooks on each line in still fishing or trolling. In fly fishing not more than two flies may be used on one line, and in trolling and bait casting not more than two trolling spoons or artificial bait may be used on one line.

2. A person shall not leave fish line or lines and hooks in the water unattended by being out of visual sight of the lines and hooks.

3. One hook means a single, double, or treble pointed hook, and all hooks attached as a part of an artificial bait or lure shall be counted as one hook.