Lowland · Mixed · Belfast / Lagan Valley, GB-NIR

River Lagan — Shaw's Bridge

The River Lagan flowing past Shaw's Bridge on the edge of Belfast, Northern Ireland.

The Lagan at Shaw's Bridge is fifteen minutes from central Belfast and holds wild brown trout.

Today · Marginal — persistence required
G&H Sedge
Forecast · Today
Marginal — persistence required
A short window at best — fish the sure lies and move on.
40% projected
Today's fly
G&H Sedge
G&H Sedge
Conditions on the water · Today
Proxy gauge
Level
Rising
Proxy
via Six Mile Water
Water temp12.1°C
ClarityVery coloured
Weather12°C
WindN 28 km/h
Pressure1006 hPa
Rain · recent9.2 mm
Rain · ahead0.3 mm

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

Water temperature for Atlantic Salmon
Ideal
12°C est.ideal 10–16°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
Poor — water temperature is working for you, but time of day is the limiting factor today.
Likely species
Hatch timeline · todayPeak at 11am

12pm(now) — Black Gnat

Stage: On emergersApproach: Emerger or dryActivity: 35%
Also:Iron Blue27%
Peak emergence window4 food groups active

Peak activity at 11am — Black Gnat (Black Gnat, Peak emergence window)

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 3 as a supporter.

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Evidence
Survey-backed · regionalHigh confidence

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

Through the year
0–3 scale · October highlighted
J
F
M
A
M
J
J
A
S
O
N
D
Trout seasonSeason
1
2
2
2
2
2
2
1
Mayfly (Green Drake)Hatch
2
2
Large Cinnamon SedgeHatch
2
3
3
2
Daddy Long LegsHatch
2
3
2
CapererHatch
2
3
3
2

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

What's coming
Plan ahead
5-day outlook
Other water nearby · 5
Gallery · 2
  1. The River Lagan flowing past Shaw's Bridge on the edge of Belfast, Northern Ireland.
    The River Lagan at Shaw's Bridge, Belfast.
  2. Terrain map of the venue
    Terrain map
About this water

The Lagan at Shaw's Bridge is fifteen minutes from central Belfast and holds wild brown trout. The DAERA Public Angling Estate stretch runs from Shaw's Bridge to the Red Bridge — the better fishing sits in the faster sections where the river has pace and the trout have somewhere to hold. Salmon run from summer onwards; catch and release only. A convenient after-work water, not a destination river, and better for it. Atlantic salmon are managed under DAERA and Loughs Agency conservation byelaws, with mandatory catch-and-release on many waters; check current rules before fishing.

Hatches & food

No venue-specific hatch data yet; on this lowland reach, expect the same steady mixed diet of upwings, sedges and midges typical of the wider river rather than a confirmed hatch at this specific stretch — general guidance only.

  • Mixed
Why this score · for Atlantic Salmon
  • Temperature10030% weight
  • Flow8025% weight
  • Clarity1520% weight
  • Feeding Time1515% weight
  • Pressure8510% weight
Directions
Seasons & zones
  • Trout 1 March → 31 October
Related guides
Casting instructors near here
Booking & contacts