Spate · Granite · North West / Donegal, IE

Gweebarra

Wide view of the tidal Gweebarra River estuary with sandbars and hills in the distance, County Donegal, Ireland

Noted Donegal salmon and sea trout fishery — under the 2026 tagging scheme (S.

Today · Closed season
Wickham's Fancy
Forecast · Today
Closed season
Out of season. File this water for the right month.
40% projected
Today's fly
Wickham's Fancy
Wickham's Fancy
Conditions on the water · Today
Proxy gauge
Level
Rising
Proxy
via River Owenea
Water temp8.6°C
ClarityUnfishable
Weather7°C
WindN 30 km/h
Pressure1004 hPa
Rain · recent2.6 mm
Rain · ahead3.4 mm

No gauge on this water — conditions are inferred from River Owenea. The trend transfers, the absolute level does not.

Water temperature for Atlantic Salmon
Cool — slow
9°C est.ideal 10–16°C
0°14°28°
How to fish it · for Atlantic Salmon
When
Spring from March; grilse from late June; main run summer through September. Donegal spate-driven — fish 12 to 24 hours after rain.
Where
Lower Gweebarra beats below Doochary. Heads, tails, and the named lies through the salmon stretches.
Method
Small doubles 10 to 12 across-and-down on a floating line; small tubes on a sink-tip in spring water. Catch-and-release encouraged across most Irish salmon water.
Kit
10 ft #7 single-hander on the smaller spate rivers; 11 ft switch where the river opens out. Floating line plus light sink-tip. 10 to 12 lb fluoro tippet.
Hatch timeline · todayPeak at 11am

12pm(now) — Autumn Needle Fly

Stage: Creeping nymphsApproach: Heavy nymphActivity: 37%
Also:Autumn Olive24%
Peak emergence window

Peak activity at 11am — Autumn Needle Fly (Autumn Needle Fly, Peak emergence window)

Sub-surface · on the nymphunder the surface

Hatch predictions

Top nymph shown — see all 3 guilds as a supporter.

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Beyond the hatch · worth watchingambient prey(1)

Hatch predictions

Supporters see what else is on the menu.

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Evidence
Survey-backed · regionalHigh confidence

Backed by regional invertebrate surveys; no sampling on this exact reach yet.

Through the year
0–3 scale · November highlighted
J
F
M
A
M
J
J
A
S
O
N
D
Salmon runRun
1
2
2
2
2
1
March BrownHatch
2
3
2
CapererHatch
2
3
3
2
Heather FlyHatch
2
2
Autumn DunHatch
2
3
2

Numbers are intensity 0 (none) to 3 (peak) — a guide, not a guarantee.

Ranked for today
Atlantic Salmon fly box

Connemara/Mayo low water: a lightly-dressed shrimp on a floating line with sink tip, sized down from 8s in cold spring water to 12s and 14s as summer water warms and clears. Where the current runs faster, a slim tube or hairwing swung through tracks better than a shrimp.

Permits & access
Permit required — see local rules.
  • 2026: catch-and-release only until 31 May, open for harvest from 1 June (S.I
  • 129/2026)
  • Salmon and sea trout 40cm+ on barbless single/double hooks only; no worm or bait
  • State rod licence required.
What's coming
Plan ahead
5-day outlook
Other water nearby · 5
Gallery · 2
  1. Wide view of the tidal Gweebarra River estuary with sandbars and hills in the distance, County Donegal, Ireland
    The Gweebarra River, County Donegal
  2. Terrain map of the venue
    Terrain map
About this water

I. 129/2026) it is catch-and-release only until 31 May, then open for harvest from 1 June under tag and the bag limit. An estuary and river system that holds fish well through the season when conditions align. Fish the estuary on early tides as salmon move upriver, and the brief river sections as they settle in pools. Consistent sport when water conditions cooperate. Spate-river approach — fish the drop when the water clears after rain. Spring fish (April–May), grilse from late June, summer salmon in August.

Hatches & food

EPA monitoring confirms the Gweebarra carries a solid aquatic food base — mayflies, stoneflies, caddis and chironomid/blackfly larvae are all recorded in kick samples from the river — but this is presence evidence only, with no data on hatch timing or rise reliability.

  • Granite
Water quality (WFD)
  • Ecology: Moderate
  • Chemical: Unknown
What this classification means

WFD ecological status Good → Moderate corrected to EEA WISE 2022 (3rd RBMP) classification for waterbody IENW_38G020300. Source: EEA WISE SWB_SurfaceWaterBody (discodata.eea.europa.eu), verified 2026-06-18.

EPA (Ireland) · IENW_38G020300

The full read · show the working · for Atlantic Salmon · confidence 75%
How the river scores — hydrology factors
Water heightMedium Ideal0.0
Recent riseNone0.0
Falling after liftNot Applicable0.0
Water temperatureCool To Moderate0.0
Time in seasonOpening Period0.0
ClarityClearing0.0
Hydrology base0.0
Legal gate: Unknown Check Local Rules
Can you trust it?
Water temperatureair-to-water estimateestimated
Level / flowproxy via River Oweneaproxy
Directions
Seasons & zones
  • Salmon 1 April → 30 September
Related guides
Casting instructors near here
Booking & contacts
At a glance

Gweebarra is a spate river in North West / Donegal, Ireland. Its recorded elevation is about 9 m above sea level and the catchment geology is granite. The river is described as roughly 15 km long. Our data lists brown trout, salmon and sea trout here. It is classed as a salmon river. The salmon season is recorded as running from 1 April to 30 September. Best window recorded for anglers: June–September; salmon from June, sea trout July–August. Core methods listed: across and down wet fly on floating line; spate fishing on the drop; wet fly for sea trout through summer. Its Water Framework Directive ecological status is recorded as moderate. Nearby waters in our listings include Clady (Gweedore) at 16 km, River Owenea at 17 km and Lackagh / Lough Beagh at 21 km.