Stillwater · Peat · West / Mayo

Carrowmore Lake

Long view down the length of Carrowmore Lake, County Mayo.
Marginal · Atlantic Salmon
Cascade · 10-14
Marginallive now
Marginal — persistence required
River temperature is the limiting factor today, not the flow. Fish the cool of dawn or dusk, land fish fast, and stop if one struggles to recover.
85% confidence
What moved it
  • LevelProxyvia Owenmore (Erris)
  • Water temp18.2°C
  • ClaritySlightly coloured
Today's fly
Cascade
Cascade10-14
Regional salmon default — river-specific evidence is thin.
Conditions on the water
Proxy gauge
Level
Steady
Proxy
via Owenmore (Erris)
Water temp18.2°C
ClaritySlightly coloured
Weather13°C
WindNW 8 km/h
Pressure1023 hPa
Rain · recent9.1 mm
Rain · ahead4.4 mm

No gauge on this water — conditions are inferred from Owenmore (Erris). The trend transfers, the absolute level does not.

Water temperature for Atlantic Salmon
Warm — slow
18°C est.ideal 10–14°C
0°14°28°
How to fish it · for Atlantic Salmon
When
Morning into early afternoon.
Where
Pool tails, steadier runs, and any water with pace.
Method
Fish a sensible line-and-fly combination for the height and pace of water.
Kit
13 ft #8/9 double-hander in spate, 10 ft #8 single in low water. Floating line plus a fast-sink tip. 12–15 lb fluoro tippet.
Why this works
Water at 18.2°C — above the atlantic salmon caution line (18°C). Fish dawn or dusk only. Land it fast, wet hands, no air shots.
Hatch timeline · todayPeak at 6am

Hatch predictions

Today's headline hatch shown — see all 5 active hatches hour by hour with Pro.

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Sub-surface · on the nymphunder the surface

Hatch predictions

Top nymph shown — see all 2 guilds with Pro.

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Beyond the hatch · worth watchingambient prey

Hatch predictions

Top prey shown — see all 2 with Pro.

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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 · August highlighted
J
F
M
A
M
J
J
A
S
O
N
D
Salmon runRun
1
2
2
2
2
2
2
1
Daddy Long LegsHatch
2
3
2
Murrough (Great Red Sedge)Hatch
2
3
2
Black MidgeHatch
2
3
3
3
3
3
3
3
3
3
3
2
Lake OliveHatch
1
2
2
2
2
2
1

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

Ranked for today
Atlantic Salmon fly box
Permits & access
Permit required — see local rules.
  • Carrowmore Lake, Co
  • Check local access arrangements
  • State rod licence required.
What's coming
Plan ahead
5-day outlook
Cooler water nearby · 1
Water here around 18°C — probably warm enough to stress Atlantic Salmon . These are likely cooler.
Owenmore (Erris)
12 km
17.5°C
Brown trout · Salmon · Sea trout
Gallery · 4
  1. Long view down the length of Carrowmore Lake, County Mayo.
    Looking down Carrowmore Lake
  2. View to the northern end of Carrowmore Lake, County Mayo.
    Northern end of Carrowmore Lake
  3. Shoreline of Carrowmore Lake, Erris, County Mayo.
    Shore of Carrowmore Lake
  4. Terrain map of the venue
    Terrain map
Water quality (WFD)
  • Ecology: Moderate
  • Chemical: Unknown
What this classification means

WFD updated 2026-06-18: ecological status Good → Moderate (EEA WISE 2022, 3rd RBMP) and code normalized IE_WE_33_1914 → IEWE_33_1914 (EPA national format → WISE euSurfaceWaterBodyCode; same water body). Source: EEA WISE SWB_SurfaceWaterBody (discodata.eea.europa.eu). | Prior note: EPA WFD 2019-2024 (lake layer) — Lough Carrowmore: Good ecological status. Re-tagged 2026-06-18 from IEWE_32C010250 (a river/stream water body, not the lough) to the lough's own EPA lake water body. Source: EPA Ireland WFD 2019-2024 classification (catchments.ie / EDEN).

EPA (Ireland) · IEWE_33_1914

The full read · show the working · for Atlantic Salmon · confidence 85%
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 Owenmore (Erris)proxy
Directions
Apple MapsGoogle Maps
Seasons & zones
  • Salmon 1 February → 30 September
Related guides
Irish Loughs Playbooklough-style fishingThermal Layers & Troutreading depth and temperatureAtlantic Salmonsalmon tactics
Casting instructors near here
Booking & contacts