2026 regulation year
St. Croix & Fox–Illinois rivers (boundary) 2026 — Wisconsin Fishing Regulations
Wisconsin statewide rules apply unless overridden below.
Last updated
St. Croix & Fox–Illinois rivers (boundary) carries 2 special-regulation overlays on top of Wisconsin's 2026 fishing rules — covering Yellow perch, Bluegill. Verify the agency booklet before launching: in-season changes are not yet wired to this page.
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Per-species rules on St. Croix & Fox–Illinois rivers (boundary)
Boundary-water rule: 15 of each panfish species — perch counted separately from bluegill/sunfish and crappie
15 of each panfish species — bluegill/sunfish combined, counted separately from crappie and perch
Official source
Wisconsin Department of Natural Resources publishes the authoritative 2026 Wisconsin fishing regulations. Special-regulation lakes and rivers are listed in the agency booklet — always verify before fishing.
Visit official Wisconsin fishing regulations →
Emergency-order channel
In-season closures, slot-limit changes, and run-count-driven harvest pauses are posted to Wisconsin Department of Natural Resources's emergency-order feed — check it before any Wisconsin trip during the active season.
Other special-regulation waters in Wisconsin
- Apostle Islands (Lake Superior, WI)
- Big Green Lake (Green Lake County)
- Big Spring Branch (Grant County)
- Black Earth Creek (Dane County)
- Bois Brule River
- Bone Lake (Polk County)
- Castle Rock Creek (Grant County)
- Castle Rock Lake
- Chippewa Flowage
- Designated panfish-regulation lakes
- Door County (Lake Michigan)
- Driftless Area spring creeks (SW Wisconsin)
Frequently asked questions
- What special fishing regulations apply at St. Croix & Fox–Illinois rivers (boundary)?
- St. Croix & Fox–Illinois rivers (boundary) carries 2 special-regulation overlays that override Wisconsin's statewide 2026 rules, covering Yellow perch and Bluegill. One of them reads: "Boundary-water rule: 15 of each panfish species — perch counted separately from bluegill/sunfish and crappie." Every overlay on this water body is listed in full above.
- Do I need a fishing license to fish St. Croix & Fox–Illinois rivers (boundary)?
- Yes. St. Croix & Fox–Illinois rivers (boundary) is in Wisconsin, so a valid Wisconsin fishing license is required just as it is anywhere else in the state, issued by Wisconsin Department of Natural Resources. The special regulations on this page change the bag, size, slot, or gear rules for St. Croix & Fox–Illinois rivers; they do not waive the license requirement. Free-fishing days and youth exemptions follow the statewide Wisconsin rules.
- Do St. Croix & Fox–Illinois rivers (boundary)'s special rules replace Wisconsin's statewide limits?
- Only where they conflict. Wisconsin's statewide 2026 regulations apply on St. Croix & Fox–Illinois rivers by default; the overlays above replace the matching statewide rules for the species or gear they name, while everything not specifically overridden still follows the statewide rule. When a water-body rule and the statewide rule disagree, the water-body rule wins.
- Which species have special rules on St. Croix & Fox–Illinois rivers?
- Yellow perch and Bluegill have a water-body-specific rule on St. Croix & Fox–Illinois rivers (boundary), each linking to its full Wisconsin regulations above. Species not listed here follow the statewide Wisconsin limits.