Spate · Mixed · Donegal (Foyle system)

River Finn

River Finn venue image
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Major tributary of the River Foyle draining south Donegal and forming part of the cross-border Foyle system.

Species

Marginal — persistence required

Low and clear — careful approach country. Hard going on bright water. Favour cloud and shadow.

50% confidence in this read
Water temperature for atlantic salmon
Cool — slow
6°C est.ideal 10–14°C
0°14°28°
Why this score · for atlantic salmon
  • Temperature2230% weight
  • Flow4525% weight
  • Clarity9520% weight
  • Feeding Time1015% weight
  • Pressure8510% weight
Conditions
Level
Dry recently
No gauge reading
Water temp
6.2°C
Estimated
Clarity
Clear
Air temp
7°C
Wind
W 21 km/h
Moderate breeze
Pressure
1005 hPa
Rain · 48h
0.3 mm
No meaningful rain
Rain · ahead
21.8 mm
Moderate rain · next 48h

Live readings — water temperature is an estimate where the gauge does not record it.

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
Fair conditions. Clarity is favourable (95), Feeding time is weakest (10).
Through the year
0–3 scale · May highlighted
J
F
M
A
M
J
J
A
S
O
N
D
March BrownHatch
2
3
2
GrannomHatch
2
2
Large StoneflyHatch
2
3
2
Yellow SallyHatch
2
3
2

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

Gallery · 1
  1. Terrain map of the venue
    Terrain map
Permits & access
Permit required — see local rules.
  • Loughs Agency licence (cross-border) required — separate from the standard IFI licence
  • Check the Loughs Agency website for current season and permits.
Directions
Apple MapsGoogle Maps
About this water

Major tributary of the River Foyle draining south Donegal and forming part of the cross-border Foyle system. Carries significant Atlantic salmon and sea trout runs. Managed under the Loughs Agency (cross-border body covering the Foyle and Carlingford systems). A substantial Donegal salmon river with pools, streamy runs, and spate character.

  • Mixed
Other water nearby · 5