Río Mañihuales is included in the Phase 1 Patagonia visitor pack for coyhaique aysen. This record is engine-shaped but still requires reach-level access, gauge and regulation verification before precise condition scoring.
- Volcanic glacial
Closed season
Season reopens 13 November. Plenty of other water available now.
Closed — confidence not applicable today.
Live now
Conditions on the water
Trends shown where the gauge supports them
○Regional est.
Level
Dry recently
No gauge reading
Water temp
9.5°C
Estimated
Clarity
Clear
Air temp
6°C
Wind
NW 3 km/h
Calm
Pressure
1014 hPa
Rain · 48h
0.0 mm
No meaningful rain
Rain · ahead
13.3 mm
Moderate rain · next 48h
No gauge on this water — readings are regional estimates from weather, not a live gauge.
How to fish · for brown trout
The brief
When · where · method · kit
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.
Hatches & runs
What's on, when
Twelve months at a glance
Through the year
0–3 scale · June highlighted
J
F
M
A
M
J
J
A
S
O
N
D
GrannomHatch
2
2
Evening SedgeHatch
2
3
3
3
2
Western Green DrakeHatch
2
2
Flav (Small Western Green Drake)Hatch
2
3
2
Numbers are intensity 0 (none) to 3 (peak) — a guide, not a guarantee.
Today's fly · curated pack
Top pattern + the box
6 patterns from this venue's curated pack
Detail · next 12h
Water temperature & rain
The two readings most likely to move the verdict
Water temperature for brown trout
Cool — slow10°C est.ideal 10–16°C
0°14°28°
The full read
Show the working
How the score is built · what we trust
How the 0 is built — score × weight = contribution
Temperature91 × 28%25.5
Flow80 × 22%17.6
Clarity95 × 18%17.1
Feeding Time60 × 13%7.8
Pressure80 × 7%5.6
Insect activity50 × 12%6.0
Conditions total= 80
Can you trust it?
Water temperatureair-to-water estimateestimated
Level / flowon-river gaugeobserved
What would change the calculation
The dawn and dusk windows score higher than the midday lull.
About this water
Río Mañihuales, end to end
Field guide · contributor-editedRío Mañihuales · about
What this water is
Background · character · contributors
About this water
Río Mañihuales · directions
How to get to the water
Directions
Río Mañihuales · permits
Good to know
Permits & access
Permit required — see local rules.
- Argentine Patagonian continental permit (or Chilean Sernapesca licence) required
- Rules vary by province, National Park and reach — confirm annexes before fishing.
Río Mañihuales · learn
Related guides
Learn-zone playbooks for this water
Related guides
Río Mañihuales
Río Mañihuales is included in the Phase 1 Patagonia visitor pack for coyhaique aysen.
Species
Closed season
Season reopens 13 November. Plenty of other water available now.
Closed — confidence not applicable today.
Water temperature for brown trout
Cool — slow10°C est.ideal 10–16°C
0°14°28°
The full read · show the working · for brown trout · confidence 75%
How the 0 is built — score × weight = contribution
Temperature91 × 28%25.5
Flow80 × 22%17.6
Clarity95 × 18%17.1
Feeding Time60 × 13%7.8
Pressure80 × 7%5.6
Insect activity50 × 12%6.0
Conditions total= 80
Can you trust it?
Water temperatureair-to-water estimateestimated
Level / flowon-river gaugeobserved
What would change the calculation
The dawn and dusk windows score higher than the midday lull.
Conditions
○Regional est.Level
Dry recently
No gauge reading
Water temp
9.5°C
Estimated
Clarity
Clear
Air temp
6°C
Wind
NW 3 km/h
Calm
Pressure
1014 hPa
Rain · 48h
0.0 mm
No meaningful rain
Rain · ahead
13.3 mm
Moderate rain · next 48h
No gauge on this water — readings are regional estimates from weather, not a live gauge.
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.
Through the year
0–3 scale · June highlighted
J
F
M
A
M
J
J
A
S
O
N
D
GrannomHatch
2
2
Evening SedgeHatch
2
3
3
3
2
Western Green DrakeHatch
2
2
Flav (Small Western Green Drake)Hatch
2
3
2
Numbers are intensity 0 (none) to 3 (peak) — a guide, not a guarantee.
Permits & access
Permit required — see local rules.
- Argentine Patagonian continental permit (or Chilean Sernapesca licence) required
- Rules vary by province, National Park and reach — confirm annexes before fishing.
Directions
About this water
Río Mañihuales is included in the Phase 1 Patagonia visitor pack for coyhaique aysen. This record is engine-shaped but still requires reach-level access, gauge and regulation verification before precise condition scoring.
- Volcanic glacial
Fishing better nearby · 5
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