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.

Closed season · Sea Trout
Silver Dabbler · 10–12
Closed season
Season reopens 1 June. File this water for the right month.
Closed — confidence not applicable today.

Mannions Lough is often best in spring through autumn.

What moved it
  • WindS 37 km/hFresh breeze · Gusts to 47 km/h
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
Fresh breeze · Gusts to 47 km/h
S 37 km/h
N
S
from the south
Wave80 cm wave
Water temp9.8°C
Air temp11°C
CloudOvercast
Pressure1013 hPa
Rain · recent0.0 mm

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

Freshness unknown· 4 mm in 48h

Conditions are moderate — some water movement possible.

Head to
Wind driftS wind
Northern end

A southerly has held for 13 hours at much the same temperature as the 10°C water. No thermal steer either way, but the drift still stacks food against the northern end — the bank it is blowing into — so start there. 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. Work Connemara Black on the bob and Murrough on the point.
The plan
Plan A

With limited drift, anchor or fish static from sheltered positions. Work Connemara Black on the bob and Murrough on the point.

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 · November 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
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
45%
Cloud50%
Wind30%
Temp60%

Conditions are away from Mannions Lough's sweet spot — it usually fishes best in ripple wind with cloud skies.

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

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.
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
At a glance

Mannions Lough is a lough in West / Galway (Connemara), Ireland. The catchment geology is recorded as peat, and the water sits at about 0 m above sea level. The species listed for this water is sea trout. The trout season is recorded as running from 1 June to 30 September. Best window recorded for anglers: June–September; peak July–August. Core methods listed: wet fly from boat; dapping. Boat fishing is recorded as available. Nearby waters in our listings include Redman's Lough at 20 km, White's Lough (Connemara Gowla system) at 20 km and Lough Annillaun at 21 km.