Missouri regulations
Flathead Catfish Regulations in Missouri 2026
Missouri Flathead Catfish regulations as of 2026-05-08: Possession 10 fish; Min size 26 inches; Daily bag 10 fish/day. Sourced from Conservation.
Rules (6)
All Waters Except Special Regulation Areas
- Possession
- 10 fish
Mark Twain Lake
- Min size
- 26"
Mississippi River
- Daily bag
- 10 fish/day
Mississippi River - Pools 20-26
- Daily bag
- 10 fish/day
Mississippi River, Including Pools 20–26
- Daily bag
- 10 fish
- Possession
- 10 fish
Frequently asked questions
When is Flathead Catfish season in Missouri?
Flathead Catfish season in Missouri is set by Conservation. Some zones may have specific open windows; see the rule table above.
What is the size limit for Flathead Catfish in Missouri?
Minimum size for Flathead Catfish in Missouri is 26 inches in Mark Twain Lake, per Conservation. Slot limits or maximum sizes may apply in some zones.
What is the daily bag limit for Flathead Catfish in Missouri?
Daily bag limit for Flathead Catfish in Missouri is 10 fish/day in Mississippi River, per Conservation.
Official sources cited
- https://www.eregulations.com/missouri/fishing/special-waterbody-regulations
- https://mdc.mo.gov/fishing/species
- https://mdc.mo.gov/about-us/about-regulations/wildlife-code-missouri/comment-existing-regulations
Reference only. Regulations change frequently, often mid-season. Always verify with Conservation before keeping a catch. Last verified .