Headwaters of the Segura in the Sierra de Segura mountains. Cold limestone water with wild brown trout. Shares mountain character with the adjacent upper Guadalquivir system. No pike in the upper trout-bearing reaches.
- Limestone
Rules at a glance
- Free fishing
- Fly only
A proper day on the water
Low and clear — careful approach country. Stay small, stay accurate.
75% confidence in this read
Live now
Conditions on the water
Trends shown where the gauge supports them
Level
0.69 m
Water temp
7.3°C
Estimated
Clarity
Clear
Clearing
Air temp
7°C
Wind
S 9 km/h
Light breeze
Pressure
1016 hPa
Rain · 48h
0.0 mm
No meaningful rain
Rain · ahead
4.0 mm
Light rain · next 48h
Live readings — water temperature is an estimate where the gauge does not record it.
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.
Why this works
Good conditions. Flow is favourable (95), Prey activity is weakest (33).
Hatches & runs
What's on, when
Twelve months at a glance
Through the year
0–3 scale · May highlighted
J
F
M
A
M
J
J
A
S
O
N
D
Large Dark OliveHatch
1
2
2
1
March BrownHatch
1
2
1
Iron BlueHatch
1
2
2
1
Blue Winged OliveHatch
1
2
2
2
2
1
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 — slow7°C est.ideal 10–16°C
0°14°28°
Evidence
Why today scores what it does
6 factors, signed
- Temperature5428% weight
- Flow9522% weight
- Clarity9518% weight
- Feeding Time4013% weight
- Pressure807% weight
- Prey Activity3312% weight
About this water
Upper Segura, end to end
Field guide · contributor-editedUpper Segura · about
What this water is
Background · character · contributors
About this water
Upper Segura · directions
How to get to the water
Directions
Upper Segura · permits
Licences, sorteo, the rules
Permits & access
Permit required — see local rules.
- Junta de Andalucía licence required
- Check current tramo status.
Upper Segura
Terrain map
Headwaters of the Segura in the Sierra de Segura mountains.
Species
A proper day on the water
Low and clear — careful approach country. Stay small, stay accurate.
75% confidence in this read
Water temperature for brown trout
Cool — slow7°C est.ideal 10–16°C
0°14°28°
Why this score · for brown trout
- Temperature5428% weight
- Flow9522% weight
- Clarity9518% weight
- Feeding Time4013% weight
- Pressure807% weight
- Prey Activity3312% weight
Conditions
Level
0.69 m
Water temp
7.3°C
Estimated
Clarity
Clear
Clearing
Air temp
7°C
Wind
S 9 km/h
Light breeze
Pressure
1016 hPa
Rain · 48h
0.0 mm
No meaningful rain
Rain · ahead
4.0 mm
Light rain · next 48h
Live readings — water temperature is an estimate where the gauge does not record it.
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
Good conditions. Flow is favourable (95), Prey activity is weakest (33).
Through the year
0–3 scale · May highlighted
J
F
M
A
M
J
J
A
S
O
N
D
Large Dark OliveHatch
1
2
2
1
March BrownHatch
1
2
1
Iron BlueHatch
1
2
2
1
Blue Winged OliveHatch
1
2
2
2
2
1
Numbers are intensity 0 (none) to 3 (peak) — a guide, not a guarantee.
Permits & access
Permit required — see local rules.
- Junta de Andalucía licence required
- Check current tramo status.
Directions
About this water
Headwaters of the Segura in the Sierra de Segura mountains. Cold limestone water with wild brown trout. Shares mountain character with the adjacent upper Guadalquivir system. No pike in the upper trout-bearing reaches.
- Limestone
Other water nearby · 5
Booking & contacts