Tailwater · Sand Gravel · Michigan, US

Big Manistee River

The Manistee River curving through dense forest with a grassy bank, Michigan.
Today · Not the day for it
Czech Nymph
Forecast · Today
Not the day for it
Not much stacked in your favour today. Worth an hour if you are nearby, not worth the special trip.
80% projected
Today's fly
Czech Nymph
Czech Nymph
Conditions on the water · Today
Live gauge
Level
Steady
2.72 m
Water temp21.0°C
ClarityClear
Weather7°C
WindN 9 km/h
Pressure1031 hPa
Rain · recent15.2 mm
Rain · ahead0.0 mm

The nearest gauge doesn't record temperatures, so we've estimated it — defer to the river keeper's advice.

Water temperature for Brown Trout
Warm — slow
21°C est.ideal 10–16°C
0°14°28°

A dam sets this river's temperature, not the weather, so it can shift several degrees within hours when the release changes. It also warms as it runs away from the dam.

How to fish it · for Brown Trout
When
Nymphing can work through most of the day.
Where
Cover mixed depths.
Method
Start with tight-line nymphs and adjust if fish rise or drift higher.
Kit
9 ft #4 rod, floating line, 12 ft tapered leader to 4–5 lb fluoro tippet.
Why this works
Excellent — conditions well-balanced, with water temperature particularly in your favour.
Likely species
Mayflies
Chironomids
Gammarids
Hatch timeline · todayPeak at 7h

Peak activity at 7h — Trico (Eastern) (Trico (Eastern), Weather boost)

Sub-surface · on the nymphunder the surface

Hatch predictions

Supporters see the full sub-surface read.

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Beyond the hatch · worth watchingambient prey(1)

Hatch predictions

Top prey shown — see all 3 as a supporter.

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Evidence
Records-basedModerate confidence

Based on species-occurrence records, not local invertebrate surveys.

Through the year
0–3 scale · October highlighted
J
F
M
A
M
J
J
A
S
O
N
D
SulphurHatch
2
3
2
Trico (Eastern)Hatch
2
3
3
2
Eastern Blue-Winged OliveHatch
2
3
3
3
3
3
3
3
2
Eastern Summer BWO (Drunella)Hatch
2
3
3
2

Numbers are intensity 0 (none) to 3 (peak) — a guide, not a guarantee.

Ranked for today
Fly box · Brown Trout
Permits & access
Permit required — see local rules.
  • Michigan licence
  • Flow tracks the Tippy Dam release
  • Verify MI DNR reach rules
  • Introduced, harvestable sport fishery.
What's coming
Plan ahead
5-day outlook
Other water nearby · 5
Little Manistee River
21 km
85
Steelhead · Chinook salmon · Coho salmon
Betsie River
40 km
Steelhead · Chinook salmon · Coho salmon
Pere Marquette River
43 km
85
Steelhead · Chinook salmon · Coho salmon
Platte River
54 km
85
Coho salmon · Chinook salmon · Steelhead
Muskegon River
94 km
78
Steelhead · Chinook salmon · Coho salmon
Gallery · 2
  1. The Manistee River curving through dense forest with a grassy bank, Michigan.
    Manistee River
  2. Terrain map of the venue
    Terrain map
The full read · show the working · for Brown Trout · confidence 90%
How the 85 is built — score × weight = contribution
Temperature100 × 28%28.0
Flow80 × 22%17.6
Clarity95 × 18%17.1
Feeding Time70 × 13%9.1
Pressure80 × 7%5.6
Insect activity66 × 12%7.9
Conditions total= 85
Can you trust it?
Water temperaturelive gauge readinggauge
Level / flowon-river gaugeobserved
Prey activitymodelled from regional profilemodelled
Related guides
Euro Nymphingsubsurface methods
Booking & contacts