Mayflies
Caddisflies
The Lower Niagara below the falls is a deep, powerful, jade-green river that holds outsized steelhead and lake-run browns through the cold months — mostly a boat fishery for fly anglers, with the famous drift-and-bounce water in the gorge.
- Bedrock
Rules at a glance
- Free fishing
- Fly only
Water temperature for Steelhead
Ideal12°C est.ideal 4–13°C
0°14°28°
How to fish it · for Steelhead
When
Steelhead and lake-run browns late autumn through spring (cold-season fishery)
Where
The Lower Niagara below the falls is a deep, powerful, jade-green river that holds outsized steelhead and lake-run browns through the cold months — mostly a…
Why this works
Excellent — conditions well-balanced, with water temperature particularly in your favour.
Likely species
Mayflies
Caddisflies
- Little Black Caddis (East)Most likelyLower confidenceNearest relative#16–18–20 · Adult
- October CaddisAlso possibleLower confidenceNearest relative#6–8–10 · Adult
- Green Caddis / Rock WormAlso possibleLower confidence#14 · Adult
- Tan Caddis / Spotted SedgeAlso possibleLower confidenceNearest relative#14–16 · Adult
Hatch timeline · tomorrowPeak at 12pm
12pm(now) — Eastern Blue-Winged Olive
Stage: On emergersApproach: Emerger or dryActivity: 49%
Peak emergence window5 food groups active
Peak activity at 12pm — Eastern Blue-Winged Olive (Eastern Blue-Winged Olive, Peak emergence window)
Sub-surface · on the nymphunder the surface
Hatch predictions
Top nymph shown — see all 2 guilds with Pro.
Start free trial14-day free trial. Cancel anytime.
Beyond the hatch · worth watchingambient prey(1)
Hatch predictions
Top prey shown — see all 5 with Pro.
Start free trial14-day free trial. Cancel anytime.
Evidence
Records-basedModerate confidence
Based on species-occurrence records, not local invertebrate surveys.
Through the year
0–3 scale · September 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
Steelhead fly box
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
Gallery · 2
Whirlpool Sandstone (Lower Silurian; The Whirlpool, Niagara River, New York State, USA) 1 Terrain map
About this water
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
Why this score · for Steelhead
- Temperature10028% weight
- Flow8022% weight
- Clarity9518% weight
- Feeding Time7013% weight
- Pressure757% weight
- Insect activity6612% weight
Directions
Related guides
Casting instructors near here
Booking & contacts
Lower Niagara River
The Lower Niagara below the falls is a deep, powerful, jade-green river that holds outsized steelhead and lake-run browns through the cold months — mostly a boat fishery for fly anglers, with the famous drift-and-bounce water in the gorge.
Water temperature for Steelhead
Ideal12°C est.ideal 4–13°C
0°14°28°
How to fish it · for Steelhead
When
Steelhead and lake-run browns late autumn through spring (cold-season fishery)
Where
The Lower Niagara below the falls is a deep, powerful, jade-green river that holds outsized steelhead and lake-run browns through the cold months — mostly a…
Why this works
Excellent — conditions well-balanced, with water temperature particularly in your favour.
Likely species
Mayflies
Caddisflies
- Little Black Caddis (East)Most likelyLower confidenceNearest relative#16–18–20 · Adult
- October CaddisAlso possibleLower confidenceNearest relative#6–8–10 · Adult
- Green Caddis / Rock WormAlso possibleLower confidence#14 · Adult
- Tan Caddis / Spotted SedgeAlso possibleLower confidenceNearest relative#14–16 · Adult
Hatch timeline · tomorrowPeak at 12pm
12pm(now) — Eastern Blue-Winged Olive
Stage: On emergersApproach: Emerger or dryActivity: 49%
Peak emergence window5 food groups active
Peak activity at 12pm — Eastern Blue-Winged Olive (Eastern Blue-Winged Olive, Peak emergence window)
Sub-surface · on the nymphunder the surface
Hatch predictions
Top nymph shown — see all 2 guilds with Pro.
Start free trial14-day free trial. Cancel anytime.
Beyond the hatch · worth watchingambient prey(1)
Hatch predictions
Top prey shown — see all 5 with Pro.
Start free trial14-day free trial. Cancel anytime.
Evidence
Records-basedModerate confidence
Based on species-occurrence records, not local invertebrate surveys.
Through the year
0–3 scale · September 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
Steelhead fly box
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
Gallery · 2
Whirlpool Sandstone (Lower Silurian; The Whirlpool, Niagara River, New York State, USA) 1 Terrain map
About this water
The Lower Niagara below the falls is a deep, powerful, jade-green river that holds outsized steelhead and lake-run browns through the cold months — mostly a boat fishery for fly anglers, with the famous drift-and-bounce water in the gorge.
- Bedrock
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
Why this score · for Steelhead
- Temperature10028% weight
- Flow8022% weight
- Clarity9518% weight
- Feeding Time7013% weight
- Pressure757% weight
- Insect activity6612% weight
Directions
Related guides
Casting instructors near here
Booking & contacts