⚠ Special ConcernBrook Trout is listed as a species of special concern in Michigan. Michigan's only native trout. Requires cold, clean headwater streams — the clearest indicator of watershed health. Populations in southern Michigan have declined due to warming waters and sedimentation. UP and northern Lower Michigan populations remain strong. Michigan requires a minimum length of 8" to keep. The daily bag limit is 5.
🌿 Brook Trout Habitat & Behavior
Cold, clean headwater streams and spring seeps. Stocked in select inland lakes. Sensitive to warm water — gone when temps hit 68°F. DNR records show Brook Trout present in 622 Michigan water bodies. Highest stocking activity on record is in Marquette, Delta and Schoolcraft counties. Bite activity rates Good or better in Feb, Mar, Apr, May, Jun, Sep, Oct, Nov and Dec.
🎣 Best Brook Trout Techniques
Small spinners, dry flies, wet flies, small worms — match the hatch in clear streams
🪱 Best Brook Trout Baits
Night crawlers, small spinners, flies, wax worms, small minnows
📋 Brook Trout Fishing Regulations in Michigan
8"
Minimum size
5
Daily limit
10
Possession limit
Last Saturday in April – September 30 (most streams)
Season
Cold, clean streams of the Upper Peninsula are prime habitat. Some UP waters allow fishing year-round.
⚠️ Regulations shown are general statewide guidelines for 2025. Rules vary by water body and change annually.
Always verify current regulations in the official Michigan DNR Fishing Guide before you fish.