Spate · Mixed · Asturias, Spain

Río Nora

Río Nora — AS-Meandros del río Nora 05
Poor · Brown Trout
Pardón de Meana · 20-22
Closed season
Out of season. Plenty of other water available now.
Closed — confidence not applicable today.
What moved it
  • Level0.15 mDropping after lift
  • Water temp21.6°C
  • ClaritySlightly colouredClearing
Today's fly
Pardón de Meana
Pardón de Meana20-22
Upstream dry, on top
Conditions on the water
Live gauge
Level
Steady
0.15 m
lowspate
Water temp21.6°C
ClaritySlightly coloured
Weather24°C
WindW 21 km/h
Pressure1017 hPa
Rain · recent4.6 mm
Rain · ahead13.6 mm

The nearest gauge doesn't record temperatures, so we've estimated it — defer to the river keeper's advice.

Water temperature for Brown Trout
Warm — slow
22°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
Water at 21.6°C — above the brown trout caution line (18°C). Fish dawn or dusk only. Land it fast, wet hands, no air shots.
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
March BrownHatch
2
3
2
Late March BrownHatch
2
3
2
Large Brook DunHatch
2
3
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
SC
Small Chironomid
22-24 · Pattern
Upstream dry, on top
Beats · 1
Los Alfilorios · 5.0 kmTrout permit
Trout permit stretch — En toda su superficie, salvo los primeros 50 m desde la presa to null.
Beat detail
Daily permit required, keep within bag limits
Upstream: En toda su superficie, salvo los primeros 50 m desde la presa
Los Alfilorios beat map
Permits & access
Free state water
State rod licence required for trout / salmon as applicable.
  • Asturian fishing licence required
  • In 2026 many trout waters run to 15 August, but salmon zones, mountain zones, tramos sin muerte, and border stretches can differ
  • Check local coto and tramo rules before fishing.
What's coming
Plan ahead
5-day outlook
Cooler water nearby · 3
Water here around 22°C — probably warm enough to stress Brown Trout . These are likely cooler.
Coto Intensivo de San Andrés
14 km
~15°C
Brown trout · Rainbow trout
Embalse de los Alfilorios
14 km
~16°C
Brown trout
Embalse de Trasona
16 km
~19°C
Brown trout · Carp
Gallery · 2
  1. Río Nora — AS-Meandros del río Nora 05
    AS-Meandros del río Nora 05
  2. Terrain map of the venue
    Terrain map
Water quality (WFD)
  • Ecology: Poor
  • Chemical: Unknown
What this classification means

WFD ecological status Moderate → Poor corrected to EEA WISE 2022 (3rd RBMP) classification for waterbody ES018MSPFES171MAR001360 (was a stale earlier-cycle value). Source: EEA WISE SWB_SurfaceWaterBody (discodata.eea.europa.eu), verified 2026-06-18.

WFD classification · ES018MSPFES171MAR001360

The full read · show the working · for Brown Trout · confidence 80%
How the 0 is built — score × weight = contribution
Temperature3 × 28%0.8
Flow15 × 22%3.3
Clarity85 × 18%15.3
Feeding Time60 × 13%7.8
Pressure80 × 7%5.6
Insect activity16 × 12%1.9
Limiting factor: Water temperature (21.6°C) is outside Brown Trout's preferred range (10–16°C)= 35
Can you trust it?
Water temperatureair-to-water estimateestimated
Level / flowon-river gaugeobserved
Prey activitysurvey-backed invertebrate datasurvey
What would change the calculation
Cooler water — back toward the 10–16 °C ideal band — would lift the score and ease welfare.
A drop and clear would lift the flow and clarity scores.
The dawn and dusk windows score higher than the midday lull.
Related guides
Pyrenees PlaybookSpanish riversEuro Nymphingsubsurface methods
Booking & contacts