Big Sioux River
The rule for this water, with the receipt.
Special regulations for Big Sioux River, as the state words them
Plymouth County · River · IA
Today's rule hereParsed
- Season
- Not captured yet - consult the statewide regulations
- Gear
- Not captured yet - consult the statewide regulations
- Bait
- “Bait” includes, but is not limited to, minnows, Green Sunfish, Orangespotted Sunfish, live or dead Gizzard Shad, frogs, crayfish, salamanders and mussels.Statewide
- Poles
- you cannot use more than two lines or more than two hooks on each lineStatewide
| Species | Daily limit | Size | |
|---|---|---|---|
Black Bass | up to five bass | min. any length | Statewide |
turtles | 100 pounds of live turtles or 50 pounds of dressed turtles | - | Statewide |
Northern Pike | daily of 6 and possession of 12 | - | This water |
Paddlefish | you can buy up to 2 paddlefish tags each year; take 1 paddlefish with each tag | - | This water |
The official text, verbatimOfficial text
Straight from IA's official regulations. Rules in force today lead; out-of-season rows are dimmed. Nothing is paraphrased. Not legal advice: verify the posted rules at the water.
- Black Bass (Largemouth, Smallmouth, Spotted bass combined)
- Northern PikeDaily limit daily of 6 and possession of 12
- PaddlefishDaily limit you can buy up to 2 paddlefish tags each year; take 1 paddlefish with each tag
How this answer was assembled
- StatewideStatewide river rules are the base layer: default season, gear, bait, and limits.
- This waterSpecial rules written for this exact water replace the statewide defaults where they speak.
- Emergency orderEmergency orders in effect today override everything else. They sync quietly when the phone has coverage and never lock you out of the app.
Where this stretch begins and ends
The drawn shape is the named water, matched from the official list against OpenStreetMap and accepted only because the name resolved to a single feature in this water's county.
Different sections of this water can have different rules. The exact section boundaries are not marked on the map yet; each rule above describes in plain words where it starts and ends, and that written description is the authoritative boundary. Map boundaries come water by water, never as a guess.
At the water nowContext
Streamflow: 693 cfs at big sioux river near jefferson, sd (2026-07-30 05:30)
Forecast: National Weather Service. Flow: nearest active USGS gauge in this water's area, which may sit on a different reach. Conditions are context, not rules.
What are you fishing for here?Advice
Pick from the species named in Big Sioux River's rules. Setups are checked against the gear rules in force today, and your picks are remembered on this device only. These are rule-aware suggestions, not a claim about what is biting; advice, not law, and the rules above govern.
Receipts
Local services near Big Sioux River
Tackle shops, guides, and boat launches that serve this water will appear here - a separate lane below the rules, so a local business can reach you without ever getting between you and the regulation.
Run a shop or guide service on Big Sioux River? Get listed.