Spate · Granite · West / Connemara, IE

Invermore

Invermore lough surrounded by Connemara bogland and low hills.

Historically important Connemara sea-trout fishery, documented alongside Owengowla in Gargan et al.

Tomorrow · Closed season
Wickham's Fancy
Forecast · Tomorrow
Closed season
Out of season. File this water for the right month.
70% projected
Today's fly
Wickham's Fancy
Wickham's Fancy
Conditions on the water · Tomorrow
Proxy gauge
Level
Steady
Proxy
via Erriff
Water temp8.8°C
ClarityClear
Weather9°C
WindN 36 km/h
Pressure1005 hPa
Rain · recent0.0 mm
Rain · ahead3.7 mm

No gauge on this water — conditions are inferred from Erriff. 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
All day — lough fishing is best in a good wave. Early morning and evening can produce in calm conditions.
Where
Work the drift lanes from the upwind shore across the productive zones. Cover bay edges, underwater reefs, and any areas where the bottom shoals.
Method
Fish a sensible line-and-fly combination for the height and pace of water.
Kit
10 ft #7/8 single-hander, floating line, 10–12 lb fluoro leader. Boat seat and waterproofs for the drift.
Likely species
Hatch timeline · tomorrowPeak at 10am

12pm(now) — Black Midge

Stage: On emergersApproach: Emerger or dryActivity: 44%
Peak emergence window3 food groups active

Peak activity at 10am — Black Midge (Black Midge, Peak emergence window)

Sub-surface · on the nymphunder the surface

Hatch predictions

Top nymph shown — see all 4 guilds as a supporter.

Start free trial

14-day free trial. Cancel anytime.

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
2
2
1
Heather FlyHatch
2
2
Daddy Long LegsHatch
2
3
3
2
Claret DunHatch
2
3
2
Murrough (Great Red Sedge)Hatch
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.
  • In Galway, Connemara and Ballinakill districts it is an offence to kill sea trout over 40 cm
  • C&R barbless hook rules apply after bag limit
  • State rod licence required.
What's coming
Plan ahead
5-day outlook
Other water nearby · 5
Gallery · 2
  1. Invermore lough surrounded by Connemara bogland and low hills.
    Loch Inbhair Mór (Invermore), part of the Invermore fishery system near Cashel, Connemara.
  2. Terrain map of the venue
    Terrain map
About this water

's long-running monitoring programme as one of the systems that collapsed in 1989 and failed to recover substantially. The research explicitly links the collapse to the onset of marine salmon farming and exceptionally low marine survival during the sea-lice era. This is a place with real history but a documented collapse, so it's best approached as a heritage story rather than a straightforward modern destination. If the current sporting value does not match the historical fame, say so clearly rather than trading on nostalgia. For 2026 this is a catch-and-release fishery under the Wild Salmon & Sea Trout Tagging Scheme — all salmon and grilse must be returned.

Hatches & food

No venue-specific hatch data yet; as a lough-river system typical of Connemara's acidic-lough country, expect buzzers and terrestrials to dominate over rich upwing hatches, with the connecting river adding occasional spate-driven stonefly and sedge activity - treat this as a general expectation, not an observed hatch.

  • Lough system
  • Granite
Water quality (WFD)
  • Ecology: Unknown
  • Chemical: Unknown
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 Erriffproxy
Directions
Seasons & zones
  • Salmon 1 February → 30 SeptemberC&R

Sea trout: Variable seasonal (2026)

Related guides
Casting instructors near here
Booking & contacts
At a glance

Invermore is a spate river in West / Connemara, Ireland. The catchment geology is recorded as granite, and the water sits at about 124 m above sea level. The river is described as roughly 6 km long. Species listed for this water: brown trout, salmon and sea trout. It is classed as a salmon river. The salmon season is recorded as running from 1 February to 30 September. Best window recorded for anglers: June–September; use mainly as heritage context unless stronger current local evidence emerges. Core methods listed: wet fly drift from boat; dapping; across and down on river sections. Boat fishing is recorded as available. Nearby waters in our listings include Gowla Lough at 6.0 km, Screebe / Gowla at 7.0 km and Owengowla at 8.0 km.