Mayflies
Caddisflies
A Cleveland-metro-park steelhead stream and the easiest introduction to Ohio's 'Steelhead Alley' — a flashy shale river that colours up after rain and drops to a fishable green quickly, packed with stocked steelhead from fall through spring.
- Shale
Rules at a glance
- Free fishing
- Fly only
Water temperature for Steelhead
Warm — slow19°C est.ideal 4–13°C
0°14°28°
How to fish it · for Steelhead
When
Steelhead Oct–Apr, on the drop after each rain or thaw
Where
A Cleveland-metro-park steelhead stream and the easiest introduction to Ohio's 'Steelhead Alley' — a flashy shale river that colours up after rain and drops…
Why this works
Very poor — water clarity is working for you, but water temperature is the limiting factor today.
Likely species
Mayflies
Caddisflies
Hatch timeline · tomorrowPeak at 12pm
12pm(now) — Grasshopper (Eastern)
Stage: Terrestrials on topApproach: Dry flyActivity: 68%
Peak emergence windowWeather boostDegree-days at peak
Peak activity at 12pm — Grasshopper (Eastern) (Grasshopper (Eastern), Peak emergence window)
Sub-surface · on the nymphunder the surface
Hatch predictions
See the full sub-surface read with Pro.
Start free trial14-day free trial. Cancel anytime.
Beyond the hatch · worth watchingambient prey(1)
Hatch predictions
Top prey shown — see all 2 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
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
Steelhead fly box
Permits & access
Permit required — see local rules.
- Ohio licence; verify ODNR reach rules
- Introduced, harvestable sport fishery — Lake Erie steelhead are stocked.
What's coming
Plan ahead
5-day outlook
Other water nearby · 4
About this water
Water quality · US Clean Water Act
- Aquatic life: Impaired
- Fish consumption: Impaired
- Recreation: Impaired
What this classification means
Fish consumption: Consumption advisory (Polychlorinated Biphenyls PCBs) — fish for sport, not the table.
Recreation: Bacteria/pathogen advisory — mind wading cuts and immersion.
EPA ATTAINS assessment unit 'Rocky River' (OH041100010203), 2024 Integrated Report. Aquatic Life use: Not Supporting. Listed impairment causes: Oxygen Depletion, Habitat Alterations, Hydrologic Alteration, Pathogens, Polychlorinated Biphenyls PCBs. 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) · OH041100010203
Why this score · for Steelhead
- Temperature028% weight
- Flow8022% weight
- Clarity9518% weight
- Feeding Time5513% weight
- Pressure757% weight
- Insect activity4912% weight
Directions
Related guides
Booking & contacts
Rocky River
A Cleveland-metro-park steelhead stream and the easiest introduction to Ohio's 'Steelhead Alley' — a flashy shale river that colours up after rain and drops to a fishable green quickly, packed with stocked steelhead from fall through spring.
Water temperature for Steelhead
Warm — slow19°C est.ideal 4–13°C
0°14°28°
How to fish it · for Steelhead
When
Steelhead Oct–Apr, on the drop after each rain or thaw
Where
A Cleveland-metro-park steelhead stream and the easiest introduction to Ohio's 'Steelhead Alley' — a flashy shale river that colours up after rain and drops…
Why this works
Very poor — water clarity is working for you, but water temperature is the limiting factor today.
Likely species
Mayflies
Caddisflies
Hatch timeline · tomorrowPeak at 12pm
12pm(now) — Grasshopper (Eastern)
Stage: Terrestrials on topApproach: Dry flyActivity: 68%
Peak emergence windowWeather boostDegree-days at peak
Peak activity at 12pm — Grasshopper (Eastern) (Grasshopper (Eastern), Peak emergence window)
Sub-surface · on the nymphunder the surface
Hatch predictions
See the full sub-surface read with Pro.
Start free trial14-day free trial. Cancel anytime.
Beyond the hatch · worth watchingambient prey(1)
Hatch predictions
Top prey shown — see all 2 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
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
Steelhead fly box
Permits & access
Permit required — see local rules.
- Ohio licence; verify ODNR reach rules
- Introduced, harvestable sport fishery — Lake Erie steelhead are stocked.
What's coming
Plan ahead
5-day outlook
Other water nearby · 4
About this water
A Cleveland-metro-park steelhead stream and the easiest introduction to Ohio's 'Steelhead Alley' — a flashy shale river that colours up after rain and drops to a fishable green quickly, packed with stocked steelhead from fall through spring.
- Shale
Water quality · US Clean Water Act
- Aquatic life: Impaired
- Fish consumption: Impaired
- Recreation: Impaired
What this classification means
Fish consumption: Consumption advisory (Polychlorinated Biphenyls PCBs) — fish for sport, not the table.
Recreation: Bacteria/pathogen advisory — mind wading cuts and immersion.
EPA ATTAINS assessment unit 'Rocky River' (OH041100010203), 2024 Integrated Report. Aquatic Life use: Not Supporting. Listed impairment causes: Oxygen Depletion, Habitat Alterations, Hydrologic Alteration, Pathogens, Polychlorinated Biphenyls PCBs. 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) · OH041100010203
Why this score · for Steelhead
- Temperature028% weight
- Flow8022% weight
- Clarity9518% weight
- Feeding Time5513% weight
- Pressure757% weight
- Insect activity4912% weight
Directions
Related guides
Booking & contacts