Medium River · Mixed · Innlandet (Hedmark)

Trysilelva

Trysilelva — Trysilelva-2007

A classic inland grayling and trout river in Hedmark county.

Marginal · Brown Trout
Klinkhåmer Special · 14-18
Marginallive now
Slow going — pick your moments
River temperature is the limiting factor today, not the flow. Fish dawn or dusk if you go at all, and handle everything with extra care.
80% confidence
What moved it
  • Level2.09 mLast reading 13h ago
  • Water temp20.4°C
  • ClarityClear
Today's fly
KS
Klinkhåmer Special14-18
High-confidence seasonal pick
Conditions on the water
Live gauge
Level
Steady
2.09 m
Last reading 13h ago
Water temp20.4°C
ClarityClear
Weather22°C
WindSE 6 km/h
Pressure1023 hPa
Rain · recent0.0 mm
Rain · ahead0.2 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
20°C est.ideal 10–16°C
0°14°28°
How to fish it · for Brown Trout
When
Through the open Norwegian trout season.
Where
Pool tails and undercut banks; the seams behind boulders.
Method
Dry to risers; nymph the deeper pockets. Trysil's browns are wild and cautious.
Kit
9 ft #4. Floating line, 12 ft leader to 4 to 5 lb fluoro.
Why this works
Water at 20.4°C — above the brown trout caution line (18°C). Fish dawn or dusk only. Land it fast, wet hands, no air shots.
Hatch timeline · todayQuiet day

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Sub-surface · on the nymphunder the surface

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Beyond the hatch · worth watchingambient prey

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Evidence
Survey-backed · regionalModerate confidence

Backed by regional invertebrate surveys; no sampling on this exact reach yet.

Through the year
0–3 scale · August highlighted
J
F
M
A
M
J
J
A
S
O
N
D
Trout seasonSeason
1
2
2
1
Grayling seasonSeason
1
2
2
1
GrannomHatch
2
2
Evening SedgeHatch
2
3
3
3
2
Large Dark OliveHatch
1
2
2
1
Iron BlueHatch
1
2
2
1

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

Ranked for today
Brown Trout fly box
Permits & access
Permit required — see local rules.
  • Local fiskekort required from riparian association
  • Standard inland trout/grayling rules apply.
What's coming
Plan ahead
5-day outlook
Water here around 20°C. Nothing cooler within range — carry a thermometer.
Gallery · 2
  1. Trysilelva — Trysilelva-2007
    Trysilelva-2007
  2. Terrain map of the venue
    Terrain map
About this water

A classic inland grayling and trout river in Hedmark county. The Trysilelva offers excellent dry-fly fishing for grayling and brown trout in a relatively small, accessible system. Shorter response time makes it attractive after rainfall. Mix of public and private water. Prime seasons June–September.

  • Mixed
Water quality (WFD)
  • Ecology: Poor
  • Chemical: Unknown
What this classification means

WFD re-coded 2026-06-18: prior id NO311-1-R returned no row in EEA WISE. Re-mapped to NO311-249-R 'Trysilelva Innbygda - Sagnfossen', the reach at Innbygda/Trysil (venue coord 61.35,12.25). Status: EEA WISE 2022 (3rd RBMP) — Poor reflects hydromorphology/regulation. Confidence: medium — VERIFY reach. Source: discodata.eea.europa.eu.

WFD classification · NO311-249-R

The full read · show the working · for Brown Trout · confidence 80%
How the 25 is built — score × weight = contribution
Temperature20 × 28%5.6
Flow80 × 22%17.6
Clarity95 × 18%17.1
Feeding Time55 × 13%7.2
Pressure80 × 7%5.6
Insect activity65 × 12%7.8
Limiting factor: Water temperature (20.4°C) is outside Brown Trout's preferred range (10–16°C)= 61
Can you trust it?
Water temperatureair-to-water estimateestimated
Level / flowon-river gaugeobserved
Prey activitysurvey-backed invertebrate datasurvey
What would change the calculation
Cooler water — back toward the 10–16 °C ideal band — would lift the score and ease welfare.
The dawn and dusk windows score higher than the midday lull.
Directions
Apple MapsGoogle Maps
Seasons & zones
  • Trout 1 June → 15 September
  • Grayling 1 June → 15 September
Related guides
Grayling Playbookgrayling tacticsEuro Nymphingsubsurface methods
Booking & contacts