Freestone · Mixed · Aragón

Cinca

A major river draining the central Aragonese Pyrenees from granite headwaters to limestone foothills.

santi guarner

Warm — handle with careBrown Trout are stressed by warm water — handle every fish carefully.

Water estimated at about 19°C from air temperature — there is no water-temp gauge here, so treat the figure as a guide. Above 18°C, the risk of killing a released fish climbs. Fish dawn or dusk only — the water can be two or three degrees cooler at first light. Barbless hooks. Land it fast — under thirty seconds. Wet hands. No air shots. If a fish swims off slowly or rolls, stop fishing for the day.

DepthShaded riffles, deep pools, spring inflows, cold tributary mouths. Work them and move on.
TimingDawn and dusk only. Avoid the middle of the day — the water peaks then and the fish are most stressed.

Marginallive now

Slow going — pick your moments

River temperature is the limiting factor today, not the flow. Fish dawn or dusk if you go at all, and handle everything with extra care.

80% confidence

Notify when prime

What moved it

Level1.66 mLast reading 1h ago
Water temp19.0°C
ClarityClear

Today’s fly

Klinkhammer14-18

High-confidence seasonal pick

Live now

Conditions on the water

Live gauge

Trends shown where the gauge supports them

Level

Steady

1.66 m

Last reading 1h ago

Water temp

19.0°C

coldwarm

Clarity

Clear

Weather

20°C

Clear

Wind

S 6 km/h

calmblown out

Pressure

1020 hPa

lowhigh

Rain · recent

0.0 mm

dryspate risk

Rain · ahead

1.8 mm

dryspate risk

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

Water temperature for brown trout

Warm — slow

19°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 19°C — above the brown trout caution line (18°C). Fish dawn or dusk only. Land it fast, wet hands, no air shots. Otherwise poor — water clarity is in the right range.

Hatch timeline · todayQuiet day

Hatch predictions

Today's headline hatch shown — see all 5 active hatches hour by hour with Pro.

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Sub-surface · on the nymphunder the surface

Hatch predictions

See the full sub-surface read with Pro.

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Beyond the hatch · worth watchingambient prey

Hatch predictions

Top prey shown — see all 2 with Pro.

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Evidence

Records-basedModerate confidence

Based on species-occurrence records, not local invertebrate surveys.

Through the year

0–3 scale · July highlighted

Grannom

Evening Sedge

Alpine Rhithrogena

Large Dark Olive

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

Ranked for today

Brown Trout fly box

Permits & access

Permit required — see local rules.

Aragón fishing licence required
Named cotos, social cotos, and special high-mountain sections can have different dates, permit allocations, and method rules, so check the current Aragón plan for the exact beat.

What's coming

Plan ahead

5-day outlook

Cooler water nearby · 2

Water here around 19°C — probably warm enough to stress brown trout. These are likely cooler.

Gallery · 1

Terrain map

About this water

A major river draining the central Aragonese Pyrenees from granite headwaters to limestone foothills. The Cinca's best trout water lies in the upper reaches — Pineta valley, Bielsa section, and down through Lafortunada. Mixed geology creates varied habitat and prolific wild-trout populations. Strong gradient requires good wading; technical presentation essential.

Mixed

Water quality (WFD)

Ecology: Good
Chemical: Unknown

WFD classification · ES091MSPF750

The full read · show the working · for brown trout · confidence 80%

How the 34 is built — score × weight = contribution

Temperature39 × 28%10.9

Flow80 × 22%17.6

Clarity95 × 18%17.1

Feeding Time40 × 13%5.2

Pressure80 × 7%5.6

Insect activity62 × 12%7.4

Conditions total= 64

Can you trust it?

Water temperatureair-to-water estimateestimated

Level / flowon-river gaugeobserved

Prey activitymodelled from regional profilemodelled

What would change the calculation

Cooler water — back toward the 10–16 °C ideal band — would lift the score and ease welfare.

The dawn and dusk windows score higher than the midday lull.

Directions

Apple Maps Google Maps

Seasons & zones

Troutcheck named Aragón coto or free section → check named Aragón coto or free section

Related guides

Booking & contacts

Freestone · Mixed · Aragón

Cinca

Google Places

A major river draining the central Aragonese Pyrenees from granite headwaters to limestone foothills.

Marginal · Brown Trout

Klinkhammer · 14-18

Warm — handle with careBrown Trout are stressed by warm water — handle every fish carefully.

DepthShaded riffles, deep pools, spring inflows, cold tributary mouths. Work them and move on.
TimingDawn and dusk only. Avoid the middle of the day — the water peaks then and the fish are most stressed.

Marginallive now

Slow going — pick your moments

River temperature is the limiting factor today, not the flow. Fish dawn or dusk if you go at all, and handle everything with extra care.

80% confidence

Notify when prime

What moved it

Level1.66 mLast reading 1h ago
Water temp19.0°C
ClarityClear

Today’s fly

Klinkhammer14-18

High-confidence seasonal pick

Conditions on the water

Live gauge

Level

Steady

1.66 m

Last reading 1h ago

Water temp19.0°C

ClarityClear

Weather20°C

WindS 6 km/h

Pressure1020 hPa

Rain · recent0.0 mm

Rain · ahead1.8 mm

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

Water temperature for brown trout

Warm — slow

19°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 19°C — above the brown trout caution line (18°C). Fish dawn or dusk only. Land it fast, wet hands, no air shots. Otherwise poor — water clarity is in the right range.

Hatch timeline · todayQuiet day

Hatch predictions

Today's headline hatch shown — see all 5 active hatches hour by hour with Pro.

Start free trial

14-day free trial. Cancel anytime.

Sub-surface · on the nymphunder the surface

Hatch predictions

See the full sub-surface read with Pro.

Start free trial

14-day free trial. Cancel anytime.

Beyond the hatch · worth watchingambient prey

Hatch predictions

Top prey shown — see all 2 with Pro.

Start free trial

14-day free trial. Cancel anytime.

Evidence

Records-basedModerate confidence

Based on species-occurrence records, not local invertebrate surveys.

Through the year

0–3 scale · July highlighted

Grannom

Evening Sedge

Alpine Rhithrogena

Large Dark Olive

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

Ranked for today

Brown Trout fly box

Permits & access

Permit required — see local rules.

Aragón fishing licence required
Named cotos, social cotos, and special high-mountain sections can have different dates, permit allocations, and method rules, so check the current Aragón plan for the exact beat.

What's coming

Plan ahead

5-day outlook

Cooler water nearby · 2

Water here around 19°C — probably warm enough to stress brown trout. These are likely cooler.

Gave du Marcadau

41 km

~15°C

Brown trout · Grayling

Isábena

39 km

~19°C