Spate · Mixed · Co. Tyrone / Lough Neagh Tributaries

Ballinderry River

Ballinderry River venue image
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The Ballinderry is a Lough Neagh tributary renowned for excellent wild brown trout fishing and autumn dollaghan runs.

Marginal · Brown Trout
Partridge and Orange · 14-16
Slow going — pick your moments
River lifting fast on the rain. Take your time — read the water before you cast.
45% confidence
limited data
What moved it
  • LevelModerate rain recentlyNo gauge reading
  • Water temp16.9°C
  • ClarityVery coloured
Today’s fly
Partridge and Orange
Partridge and Orange14-16
Upstream
Conditions on the water
Estimate
Level
Moderate rain recently
No gauge reading
Water temp16.9°C
ClarityVery coloured
Weather13°C
WindNW 14 km/h
Pressure1023 hPa
Rain · recent17.0 mm
Rain · ahead4.2 mm

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

Water temperature for brown trout
Warm — slow
17°C est.ideal 10–16°C
0°14°28°
How to fish it · for brown trout
When
Nymphing can work through most of the day.
Where
Cover mixed depths.
Method
Start with tight-line nymphs and adjust if fish rise or drift higher.
Kit
9 ft #4 rod, floating line, 12 ft tapered leader to 4–5 lb fluoro tippet.
Why this works
Poor — barometric pressure is working for you, but water clarity is the limiting factor today.
Hatch timeline · todayQuiet day

Hatch predictions

Today's headline hatch shown — see all 2 active hatches hour by hour with Pro.

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Evidence
Survey-backed · regionalModerate confidence

Backed by regional invertebrate surveys; no sampling on this exact reach yet.

Through the year
0–3 scale · July highlighted
J
F
M
A
M
J
J
A
S
O
N
D
Trout seasonSeason
1
2
2
2
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
Brown Trout fly box
What's coming
Plan ahead
5-day outlook
Other water nearby · 5
Annaginny Fishery
5.0 km
Rainbow trout
River Blackwater (NI)
13 km
Brown trout · Dollaghan
River Moyola
18 km
Brown trout · Salmon · Dollaghan
Lough Neagh
21 km
Brown trout · Pike · Dollaghan
Emy Lough
31 km
Brown trout · Pike
Gallery · 1
  1. Terrain map of the venue
    Terrain map
About this water

The Ballinderry is a Lough Neagh tributary renowned for excellent wild brown trout fishing and autumn dollaghan runs. A mid-sized river with varied character — riffles, pools, and glides through agricultural country. Brown trout average 8–10 oz with fish to 2 lb throughout. Dollaghan enter from July and provide exciting autumn sport. Managed by local clubs with affordable day tickets.

  • Mixed
The full read · show the working · for brown trout · confidence 45%
How the 30 is built — score × weight = contribution
Temperature79 × 28%22.1
Flow28 × 22%6.2
Clarity15 × 18%2.7
Feeding Time45 × 13%5.9
Pressure80 × 7%5.6
Insect activity34 × 12%4.1
Limiting factor: Water is very coloured — too coloured for Brown Trout= 47
Can you trust it?
Water temperatureair-to-water estimateestimated
Level / flowon-river gaugeobserved
Prey activitysurvey-backed invertebrate datasurvey
What would change the calculation
A drop and clear would lift the flow and clarity scores.
The dawn and dusk windows score higher than the midday lull.
Directions
Apple MapsGoogle Maps
Seasons & zones
  • Trout1 March → 30 September
Related guides
ConnemaraIrish fishingYorkshire & SpidersNorth Country methodsEuro Nymphingsubsurface methods
Booking & contacts