Freestone · Mixed · Vermont / New York, US

Battenkill

A red covered bridge spanning the Battenkill River at West Arlington, Vermont, with the river flowing beneath over a rocky streambed.
Prime · Brown Trout
Blue Winged Olive · 18-22
Primelive now
About as good as it gets
River dropping into shape after a lift. The kind of afternoon you remember — a weighted nymph through the clearing seams, the dry as it settles.
90% confidence
What moved it
  • Level1.44 mDropping after lift
  • Water temp11.2°C
  • ClarityClear
Today's fly
Blue Winged Olive
Blue Winged Olive18-22
Proven pattern for this period
Conditions on the water
Live gauge
Level
Steady
1.44 m
Dropping after lift
Water temp11.2°C
ClarityClear
Weather5°C
WindNW 16 km/h
Pressure1019 hPa
Rain · recent4.5 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
Ideal
11°C est.ideal 10–16°C
0°14°28°
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 — water temperature is right today, though time of day could be better.
Likely species
Mayflies
Chironomids
Gammarids
Hatch timeline · todayQuiet day

Hatch predictions

Today's headline hatch shown — see all 6 active hatches hour by hour as a supporter.

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Sub-surface · on the nymphunder the surface

Hatch predictions

Top nymph shown — see all 2 guilds as a supporter.

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Beyond the hatch · worth watchingambient prey(1)

Hatch predictions

Supporters see what else is on the menu.

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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
Trout seasonSeason
1
2
2
2
2
2
1
Brown DunHatch
2
3
3
3
3
3
3
2
Quill GordonHatch
2
2
Blue QuillHatch
2
3
2
HendricksonHatch
2
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.
  • CROSS-BORDER rules: Vermont reaches catch-and-release (2nd Sat April–31 Oct); New York reaches (Shushan–VT line) special categories SE/WQ/CR
  • Verify both states' current rules and reach boundaries
  • THERMAL: summer low-clear water stresses fish — fish the cool hours.
What's coming
Plan ahead
5-day outlook
Other water nearby · 1
Deerfield River — Fife Brook
48 km
87
Brown trout · Rainbow trout
Gallery · 2
  1. A red covered bridge spanning the Battenkill River at West Arlington, Vermont, with the river flowing beneath over a rocky streambed.
    Bridge on the Green - West Arlington, Vermont
  2. Terrain map of the venue
    Terrain map
The full read · show the working · for Brown Trout · confidence 90%
How the 84 is built — score × weight = contribution
Temperature100 × 28%28.0
Flow80 × 22%17.6
Clarity95 × 18%17.1
Feeding Time55 × 13%7.2
Pressure80 × 7%5.6
Insect activity68 × 12%8.2
Conditions total= 84
Can you trust it?
Water temperatureair-to-water estimateestimated
Level / flowon-river gaugeobserved
Prey activitymodelled from regional profilemodelled
What would change the calculation
The dawn and dusk windows score higher than the midday lull.
Directions
Apple MapsGoogle Maps
Seasons & zones
  • Trout Segundo Saturday in April → 31 October
Related guides
Euro Nymphingsubsurface methods
Booking & contacts