Stillwater · Peat · West / Galway (Connemara), IE

Mannions Lough

Mannions Lough terrain map

Mannion's is a managed Connemara sea trout lough with organised access — day tickets available, boats out.

Fair · Sea Trout
Silver Dabbler · 10-12
Fairlive now
Daddy Longlegs expected on Mannions Lough
Glassy and bright — hard work without a breeze. Cover the water thoroughly and be patient.
56% confidence

Mannions Lough is often best in spring through autumn.

What moved it
  • WindSE 47 km/hStrong breeze
Today's fly
Silver Dabbler
Silver Dabbler10-12
On open water the wave and wind lane matter as much as the pattern. Watch where the light catches the surface, drift the likely ground, and keep the bob fly working. The take on a lough comes from anywhere — stay ready.
Conditions on the water
Estimate
Wind
Strong breeze
SE 47 km/h
N
SE
from the south-east
WaveHeavy wave — unfishable
Water temp12.8°C
Air temp15°C
CloudOvercast
Pressure1006 hPa
Rain · recent0.0 mm

No gauge on this water — readings are regional estimates from weather, not a live gauge.

Freshness unknown· 3 mm in 48h

Conditions are moderate — some water movement possible.

Head to
Wind driftS wind
Northern end

A southerly has held for 10 hours, running warmer than the water (16°C air against 13°C water). Expect fish at the northern end — the bank it is blowing into — where the drift piles food, colour and warmth together. This reads the upper water, though — a bottom bait at range feels it far less than a floater or a fish in the margins. Treat it as a tiebreaker between good swims rather than an override — features and angling pressure usually count for more.

How to fish it · for Sea Trout
When
June–September; peak July–August
Where
With limited drift, anchor or fish static from sheltered positions. Fish Muddler Minnow as your primary pattern.
The plan
Plan A

With limited drift, anchor or fish static from sheltered positions. Fish Muddler Minnow as your primary pattern.

Plan B

If the main plan is not working, switch to a smaller, more imitative pattern fished slower and deeper. A change of drift angle can also make a difference.

Watch for

Keep an eye on changing conditions — wind shifts and cloud breaks can trigger short feeding spells.

Bank, sheltered shores

Strong wind makes boat fishing difficult — sheltered bank spots near lee shores will fish best.

Sub-surface · on the nymphunder the surface

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 5 as a supporter.

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Through the year
0–3 scale · September highlighted
J
F
M
A
M
J
J
A
S
O
N
D
Trout seasonSeason
1
2
2
1
Heather FlyHatch
2
2
Daddy Long LegsHatch
2
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
Sea Trout fly box
Permits & access
Free state water
State rod licence required for trout / salmon as applicable.
  • Fishery-managed
  • Limited boats
  • Day access €30–40.
What's coming
Plan ahead
5-day outlook
Condition match
57%
Cloud50%
Wind30%
Temp100%

A reasonable day here, though wind isn't quite in the sweet spot.

Other water nearby · 5
Redman's Lough
20 km
Sea trout
White's Lough (Connemara Gowla system)
20 km
Sea trout
Lough Annillaun
21 km
Sea trout
Lough Mask
49 km
Brown trout
Ballin Lough (Westport)
50 km
Rainbow trout · Brown trout
About this water

Mannion's is a managed Connemara sea trout lough with organised access — day tickets available, boats out. The fish are the same as any Connemara lough: wild, direct, and uninterested in anything they don't believe in. The structure exists for the angler's convenience, not the fish's.

Hatches & food

No venue-specific hatch data yet; as an oligotrophic upland lough typical of Connemara's acidic bog country, expect buzzer hatches and terrestrial falls to carry most of the fishing, with upwing mayfly activity naturally sparse in this nutrient-poor water - treat this as a general expectation, not an observed hatch.

  • Lough
  • Peat
Water quality (WFD)
  • Ecology: Unknown
  • Chemical: Unknown
Why this score
  • Wind conditions (strong) are not ideal for this water.
  • Temperature (cool) is in the sweet spot for autumn fishing.
  • Daddy Longlegs are in their seasonal window, boosting the chance of targeted feeding.
Directions
Apple MapsGoogle Maps
Seasons & zones
  • Trout 1 June → 30 September
Related guides
Irish Loughs Playbooklough-style fishingThermal Layers & Troutreading depth and temperatureConnemaraIrish fishing
Casting instructors near here
Booking & contacts