- Ecology: Unknown
- Chemical: Unknown
- Permit required
- Walk-up OK
- C&R only
- Green SedgeMost likelyLower confidenceNearest relative#10–12–14–16 · NymphFree-living green caddis larva; fast stony riffles.
- CapererAlso possibleLower confidence#10–12 · AdultBig autumn sedge; fish dry at last light.
- Net-spinning caddisAlso possibleLower confidenceNearest relative#12–14–16 · PupaWidespread riffle net-spinner; evening emergence.
- Large sedgesAlso possibleNearest relative#8–10 · AdultBig waked sedge in the last light and after dark.
12 Uhr(now) — Heather Fly
Peak activity at 12 Uhr — Heather Fly (Heather Fly, Peak emergence window)
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
Top prey shown — see all 2 as a supporter.
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Backed by regional invertebrate surveys; no sampling on this exact reach yet.
Numbers are intensity 0 (none) to 3 (peak) — a guide, not a guarantee.

The Glenamoy River in north County Mayo, a spate system for salmon and sea trout. Terrain map
Why this score · for Atlantic Salmon
- Temperature10030% weight
- Flow6025% weight
- Clarity1520% weight
- Feeding Time9515% weight
- Pressure8510% weight
- Salmon 1 May → 30 SeptemberC&R
- Sea trout 1 May → 30 SeptemberC&R
Glenamoy River

- Green SedgeMost likelyLower confidenceNearest relative#10–12–14–16 · NymphFree-living green caddis larva; fast stony riffles.
- CapererAlso possibleLower confidence#10–12 · AdultBig autumn sedge; fish dry at last light.
- Net-spinning caddisAlso possibleLower confidenceNearest relative#12–14–16 · PupaWidespread riffle net-spinner; evening emergence.
- Large sedgesAlso possibleNearest relative#8–10 · AdultBig waked sedge in the last light and after dark.
12 Uhr(now) — Heather Fly
Peak activity at 12 Uhr — Heather Fly (Heather Fly, Peak emergence window)
Hatch predictions
Top nymph shown — see all 2 guilds as a supporter.
Start free trial14-day free trial. Cancel anytime.
Beyond the hatch · worth watchingambient prey(1)
Hatch predictions
Top prey shown — see all 2 as a supporter.
Start free trial14-day free trial. Cancel anytime.
Backed by regional invertebrate surveys; no sampling on this exact reach yet.
Numbers are intensity 0 (none) to 3 (peak) — a guide, not a guarantee.

The Glenamoy River in north County Mayo, a spate system for salmon and sea trout. Terrain map
- Ecology: Unknown
- Chemical: Unknown
Why this score · for Atlantic Salmon
- Temperature10030% weight
- Flow6025% weight
- Clarity1520% weight
- Feeding Time9515% weight
- Pressure8510% weight
- Salmon 1 May → 30 SeptemberC&R
- Sea trout 1 May → 30 SeptemberC&R