2026 regulation year
Au Sable River — Mason Tract 2026 — Michigan Fishing Regulations
Michigan statewide rules apply unless overridden below.
Last updated
Au Sable River — Mason Tract carries a special-regulation overlay on top of Michigan's 2026 fishing rules. Verify the agency booklet before launching: in-season changes are not yet wired to this page.
State-level special regulation
Flies-only, 15 in trout minimum, no-kill stretch
Source: Michigan special-water list
Official source
Michigan Department of Natural Resources publishes the authoritative 2026 Michigan fishing regulations. Special-regulation lakes and rivers are listed in the agency booklet — always verify before fishing.
Other special-regulation waters in Michigan
- Big Manistee
- Detroit River (border with ON)
- Grand Traverse Bay (Lake Michigan)
- Lake Erie (MI waters)
- Lake Huron (refuge zones)
- Lake Michigan (Michigan waters)
- Lake St. Clair
- Lake Superior (MI waters)
- Les Cheneaux Islands
- Manistee River below Tippy Dam
- Muskegon Lake
- Pere Marquette River (M-37 to Gleason's Landing)