White sucker in Wisconsin
Wisconsin rules and waters for white sucker.
- None; no minimum lenlimit
- 6 lbs. 2 oz.record
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Wisconsin white sucker basics
Wisconsin files White sucker (Catostomus commersoni) with the Suckers (Catostomidae), and the regulations treat it as rough fish. Where the guide lists general inland waters, the keeper rule is None; no minimum length and the season is Open all year.
In 1997, Miller Flowage gave up the hook and line record, 6 lbs. 2 oz. The 2023 to 2025 WDNR stocking summary has 76 rows, 11,196,179 fish in all.
white sucker rules in the WDNR guide
| Where | Limit | Season |
|---|---|---|
| General inland waters | None; no minimum length | Open all year |
| Tributaries to Lake Michigan and major Green Bay tributaries | None; except 600 suckers; no minimum length | Open all year |
| All other tributaries to Green Bay upstream to the first dam or lake | None; except 600 suckers; no minimum length | May 2, 2026 – March 7, 2027 |
| Winnebago System waters | None; no minimum length | Open all year |
2026-2027 Guide to Wisconsin Hook and Line Fishing Regulations (WDNR). Checked October 2026.
The biggest Wisconsin white sucker on file
| Category | Weight or length | Water | County | Year |
|---|---|---|---|---|
| hook and line | 6 lbs. 2 oz. | Miller Flowage | Taylor | 1997 |
| alternate method | 7 lbs. 6.7 oz. | Pine Lake | Waukesha | 2018 |
WDNR record fish list, revised September 2026; angler names left out.
Waters that received white sucker
WDNR Fish Stocking Summary, stocking years 2023 to 2025.
Lakes and rivers with white sucker
Lake pages listing white sucker
- Pine Lake, Waukesha County711 acres
WDNR Find a Lake fish lists and fisheries designation layers; largest waters first.
Family members of white sucker
- Bigmouth buffaloSuckers (Catostomidae)
- Smallmouth buffaloSuckers (Catostomidae)
- QuillbackSuckers (Catostomidae)
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Photo: Awkwafaba, CC BY-SA 3.0
Photo: Awkwafaba, CC BY-SA 3.0
Photo: NaturesFan1226, CC BY 3.0
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Photo: Awkwafaba, CC BY-SA 3.0
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Wisconsin white sucker: common questions
Can Wisconsin anglers keep white sucker?
None; no minimum length on general inland waters; season Open all year. Other waters have their own rows.
What is the Wisconsin record white sucker?
6 lbs. 2 oz. from Miller Flowage in 1997 (hook and line).
Where are white sucker found in Wisconsin?
1 water here, starting with Pine Lake, Waukesha County.
How many white sucker did the WDNR stock?
Yes; 11,196,179 fish in 76 rows from 2023 to 2025, the most in Unnamed Lake Or Pond T41N-R12W-S34.
Is white sucker a game fish in Wisconsin?
Catostomus commersoni, Suckers (Catostomidae); rough fish.
Does Wisconsin close the white sucker season?
Open all year on general inland waters.
Is a trout stamp required for white sucker?
Anglers 16 and older need a Wisconsin fishing license: $20 a year for residents and $55 for nonresidents, with a $5 first-time buyer rate for residents.
Do Wisconsin guides fish for white sucker?
The guides page lists operators by water instead.
Go after white sucker this season
The lake pages above carry abundance, landings and limits.