12pm(now) — Autumn Needle Fly
Peak activity at 11am — Autumn Needle Fly (Autumn Needle Fly, Peak emergence window)
Hatch predictions
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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.
It is chiefly a sea-trout fishery — and a good one, when the conditions come right — with brown trout around three-quarters of a pound for company. A sea-trout licence is required. One angling club controls the river, and day tickets are available.
An acidic Blackstairs granite spate river — stoneflies, March Browns and terrestrials dominate while upwings are thin; primarily fished for summer sea trout on sedges and traditional wets after rain.
Sea trout: Variable seasonal (2026)
The Urrin rises in the Blackstairs Mountains and joins the Slaney just south of Enniscorthy.
12pm(now) — Autumn Needle Fly
Peak activity at 11am — Autumn Needle Fly (Autumn Needle Fly, Peak emergence window)
Hatch predictions
Top nymph shown — see all 4 guilds as a supporter.
Start free trial14-day free trial. Cancel anytime.
Hatch predictions
Supporters see what else is on the menu.
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.
It is chiefly a sea-trout fishery — and a good one, when the conditions come right — with brown trout around three-quarters of a pound for company. A sea-trout licence is required. One angling club controls the river, and day tickets are available.
An acidic Blackstairs granite spate river — stoneflies, March Browns and terrestrials dominate while upwings are thin; primarily fished for summer sea trout on sedges and traditional wets after rain.
Sea trout: Variable seasonal (2026)
River Urrin is a spate river in South East / Wexford, Ireland. It sits at about 14 m above sea level. Our data lists sea trout and brown trout here. The trout season is recorded as running from 17 March to 31 August. Core methods listed: floating-line wet fly down-and-across; night fishing for sea trout; upstream nymph for brown trout. Access is recorded as a water managed by an angling association or club. Nearby waters in our listings include Slaney at 3.0 km, River Boro at 5.0 km and River Sow at 17 km.
Mayflies
Stoneflies
Caddisflies
Gammarids
