Spate · Granite · West / Connemara

Ballynahinch

A turquoise fishing boat tied up beside a stone boathouse on the water at Ballynahinch, with mountains in the background.
Poor · Atlantic Salmon
Cascade · 10-14
Poorlive now
Slow going — better windows ahead
River temperature is the limiting factor today, not the flow. The thermal advice above stands. Rest this water for the species today.
85% confidence
What moved it
  • LevelProxyvia Erriff
  • Water temp19.0°C
  • ClarityVery colouredColouring up
Today's fly
Cascade
Cascade10-14
Regional salmon default — river-specific evidence is thin.
Conditions on the water
Proxy gauge
Level
Rising
Proxy
via Erriff
Water temp19.0°C
ClarityVery coloured
Weather15°C
WindNW 17 km/h
Pressure1022 hPa
Rain · recent7.7 mm
Rain · ahead3.2 mm

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

Water temperature for Atlantic Salmon
Warm — slow
19°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 19°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 6pm

Hatch predictions

Today's headline hatch shown — see all 7 active hatches hour by hour with Pro.

Start free trial

14-day free trial. Cancel anytime.

Sub-surface · on the nymphunder the surface

Hatch predictions

See the full sub-surface read with Pro.

Start free trial

14-day free trial. Cancel anytime.

Beyond the hatch · worth watchingambient prey

Hatch predictions

See what else is on the menu with Pro.

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 · August highlighted
J
F
M
A
M
J
J
A
S
O
N
D
Salmon runRun
1
2
2
2
2
2
2
1
Sea trout runRun
1
2
2
1
Daddy Long LegsHatch
2
3
2
March BrownHatch
2
3
2
GrannomHatch
2
2
Large StoneflyHatch
2
3
2

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

Ranked for today
Atlantic Salmon fly box
What's coming
Plan ahead
5-day outlook
Cooler water nearby · 2
Water here around 19°C — probably warm enough to stress Atlantic Salmon . These are likely cooler.
Derryclare Lake
6.0 km
~17°C
Brown trout · Sea trout
Dawros / Kylemore
11 km
~17°C
Brown trout · Salmon · Sea trout
Gallery · 2
  1. A turquoise fishing boat tied up beside a stone boathouse on the water at Ballynahinch, with mountains in the background.
    Ballynahinch Castle
  2. Terrain map of the venue
    Terrain map
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 Erriffproxy
Directions
Apple MapsGoogle Maps
Seasons & zones
  • Salmon 1 February → 30 SeptemberC&R
  • Sea trout 1 June → 30 September
Related guides
Fly Fishing Near Galwayfeatured in this city guideAtlantic Salmonsalmon tacticsIrish Salmon Rivers Guidefive great salmon fisheries
Casting instructors near here
Booking & contacts