- Ecology: Unknown
- Chemical: Unknown
Rules at a glance
- Permit required
- Fly only
Water temperature for Brown Trout
Ideal11°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.
Hatch timeline · tomorrowPeak at 13:00
12:00(now) — Iron Blue
Stage: On emergersApproach: Emerger or dryActivity: 35%
Also:Autumn Needle Fly35%
Weather boost3 food groups active
Peak activity at 13:00 — Iron Blue (Iron Blue, Weather boost)
Sub-surface · on the nymphunder the surface
Hatch predictions
Top nymph shown — see all 3 guilds as a supporter.
Start free trial14-day free trial. Cancel anytime.
Beyond the hatch · worth watchingambient prey(1)
Hatch predictions
Supporters see what else is on the menu.
Start free trial14-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 · October highlighted
J
F
M
A
M
J
J
A
S
O
N
D
Sea trout runRun
1
2
2
1
Trout seasonSeason
1
2
2
2
2
2
1
March BrownHatch
2
3
2
CapererHatch
2
3
3
2
Heather FlyHatch
2
2
Autumn DunHatch
2
3
2
Numbers are intensity 0 (none) to 3 (peak) — a guide, not a guarantee.
Ranked for today
Fly box · Brown Trout
Permits & access
Permit required — see local rules.
- Dodder Anglers Association (dodderanglers.ie)
- Permits via Henry's Tackle
- Lower beat fly-only / single barbless / C&R all species 1 Jun – 30 Sep
- State rod licence required for salmon and sea trout.
What's coming
Plan ahead
5-day outlook
Other water nearby · 5
Gallery · 2
A Walk Along The River Dodder [Clonskeagh to Milltown] Terrain map
Water quality (WFD)
The full read · show the working · for Brown Trout · confidence 75%
How the 0 is built — score × weight = contribution
Temperature91 × 28%25.5
Flow95 × 22%20.9
Clarity40 × 18%7.2
Feeding Time70 × 13%9.1
Pressure80 × 7%5.6
Insect activity61 × 12%7.3
Conditions total= 76
Can you trust it?
Water temperaturelive gauge readinggauge
Level / flowon-river gaugeobserved
Prey activitysurvey-backed invertebrate datasurvey
Directions
Seasons & zones
- Sea trout 1 June → 30 September
- Trout 17 March → 30 September
Related guides
Casting instructors near here
Booking & contacts
River Dodder
Water temperature for Brown Trout
Ideal11°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.
Hatch timeline · tomorrowPeak at 13:00
12:00(now) — Iron Blue
Stage: On emergersApproach: Emerger or dryActivity: 35%
Also:Autumn Needle Fly35%
Weather boost3 food groups active
Peak activity at 13:00 — Iron Blue (Iron Blue, Weather boost)
Sub-surface · on the nymphunder the surface
Hatch predictions
Top nymph shown — see all 3 guilds as a supporter.
Start free trial14-day free trial. Cancel anytime.
Beyond the hatch · worth watchingambient prey(1)
Hatch predictions
Supporters see what else is on the menu.
Start free trial14-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 · October highlighted
J
F
M
A
M
J
J
A
S
O
N
D
Sea trout runRun
1
2
2
1
Trout seasonSeason
1
2
2
2
2
2
1
March BrownHatch
2
3
2
CapererHatch
2
3
3
2
Heather FlyHatch
2
2
Autumn DunHatch
2
3
2
Numbers are intensity 0 (none) to 3 (peak) — a guide, not a guarantee.
Ranked for today
Fly box · Brown Trout
Permits & access
Permit required — see local rules.
- Dodder Anglers Association (dodderanglers.ie)
- Permits via Henry's Tackle
- Lower beat fly-only / single barbless / C&R all species 1 Jun – 30 Sep
- State rod licence required for salmon and sea trout.
What's coming
Plan ahead
5-day outlook
Other water nearby · 5
Gallery · 2
A Walk Along The River Dodder [Clonskeagh to Milltown] Terrain map
Water quality (WFD)
- Ecology: Unknown
- Chemical: Unknown
The full read · show the working · for Brown Trout · confidence 75%
How the 0 is built — score × weight = contribution
Temperature91 × 28%25.5
Flow95 × 22%20.9
Clarity40 × 18%7.2
Feeding Time70 × 13%9.1
Pressure80 × 7%5.6
Insect activity61 × 12%7.3
Conditions total= 76
Can you trust it?
Water temperaturelive gauge readinggauge
Level / flowon-river gaugeobserved
Prey activitysurvey-backed invertebrate datasurvey
Directions
Seasons & zones
- Sea trout 1 June → 30 September
- Trout 17 March → 30 September
Related guides
Casting instructors near here
Booking & contacts