Tailwater · Bedrock · New York, US

Lower Niagara River

Lower Niagara River — Whirlpool Sandstone (Lower Silurian; The Whirlpool, Niagara River, New York State, USA) 1
Today · About as good as it gets
Czech Nymph
Forecast · Today
About as good as it gets
On the feed top to bottom — start on the rises with a dry, drop a nymph if they stay down.
75% projected
Today's fly
Czech Nymph
Czech Nymph
Conditions on the water · Today
Estimate
Level
Light rain recently
No gauge reading
Water temp14.1°C
ClarityClear
Weather8°C
WindN 28 km/h
Pressure1026 hPa
Rain · recent6.6 mm
Rain · ahead0.0 mm

No gauge on this water — readings are regional estimates from weather, not a live gauge.

Water temperature for Brown Trout
Ideal
14°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 — water temperature is right today, though time of day could be better.
Likely species
Mayflies
Chironomids
Gammarids
Hatch timeline · todayPeak at 21 Uhr

12 Uhr(now) — Eastern Blue-Winged Olive

Stage: On emergersApproach: Emerger or dryActivity: 49%
Also:Black Midge22%
Peak emergence windowWeather boost6 food groups active

Peak activity at 21 Uhr — Brown Dun (Brown Dun, 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 4 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.
  • New York licence; the gorge is big, powerful water — a guided boat is the norm
  • Verify NY DEC rules
  • Introduced/wild sport fishery.
What's coming
Plan ahead
5-day outlook
Other water nearby · 4
Lower Niagara River (ON)
11 km
77
Steelhead · Lake trout · Brown trout
Humber River
55 km
65
Steelhead · Brown trout · Chinook salmon
Oak Orchard Creek
67 km
86
Steelhead · Chinook salmon · Coho salmon
Genesee River
117 km
81
Steelhead · Chinook salmon · Coho salmon
Gallery · 2
  1. Lower Niagara River — Whirlpool Sandstone (Lower Silurian; The Whirlpool, Niagara River, New York State, USA) 1
    Whirlpool Sandstone (Lower Silurian; The Whirlpool, Niagara River, New York State, USA) 1
  2. Terrain map of the venue
    Terrain map
Water quality · US Clean Water Act
  • Aquatic life: Impaired
What this classification means

EPA ATTAINS assessment unit 'Niagara River, Lower, Main Stem' (NY0101-0027), 2022 Integrated Report. Aquatic Life use: Not Supporting. Listed impairment causes: Metals Other Than Mercury, Toxic Organics, Polychlorinated Biphenyls PCBs, Pesticides, Dioxins. This is a Clean Water Act assessment-unit classification (the US analogue of WFD), not a live reading.

Status is for the Clean Water Act assessment unit covering this reach.

EPA ATTAINS (Clean Water Act) · NY0101-0027

The full read · show the working · for Brown Trout · confidence 90%
How the 83 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 activity64 × 12%7.7
Conditions total= 83
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.
Related guides
Euro Nymphingsubsurface methods
Casting instructors near here
Booking & contacts