Rules at a glance
- Free fishing
Water temperature for Barbel
Ideal21°C est.ideal 16–24°C
0°14°28°
How to fish it · for Barbel
When
Spring and autumn
Where
The Júcar's lower plain reach as it approaches the Mediterranean below the Tous reservoir — warm, slow, alluvial water running through Valencia's rice-growing…
Why this works
Good — water temperature is working for you, but time of day is the limiting factor today.
Likely species
Mayflies
Mayflies- Large dark oliveMost likely#14–16 · EmergerDead-drift the emerger — it's sitting in the film.
- Blue-winged oliveAlso possible#16–18 · DunDuns are up; a sherry spinner fall may follow.
- Anglers curse mayfliesAlso possibleLower confidenceNearest relative#20–22 · SpinnerGo tiny: 20-22 spent spinner, single fly, long tippet.
- Turkey BrownAlso possibleLower confidence#14–16 · DunSmall spring dun on slower glides and margins.
Caddisflies
Caddisflies- Saddle-case CaddisMost likelyLower confidenceNearest relative#16–18 · AdultTiny blackish caddis; fast riffles, early summer.
- Satin sedgeAlso possibleLower confidence#12–14 · Egg-layingSkitter it at dusk — this one's fished, not dead-drifted.
- CapererAlso possibleLower confidence#10–12 · AdultBig autumn sedge; fish dry at last light.
- Net-spinning caddis (S. Europe)Also possibleLower confidenceNearest relative#12–14–16 · PupaWidespread riffle net-spinner; evening emergence.
Damselflies & dragonflies
Damselflies & dragonflies- DamselfliesMost likelyNearest relative#10–12 · NymphSlow-retrieve a damsel nymph along the weed edges.
- Migrant HawkerAlso possibleLower confidence#6–8 · NymphStrip a big hawker nymph erratically near cover.
Hatch timeline · todayPeak at 12h
12h(now) — Flying Ants
Stage: Terrestrials on topApproach: Dry flyActivity: 57%
Peak emergence windowWeather boost4 food groups active
Peak activity at 12h — Flying Ants (Flying Ants, Peak emergence window)
Sub-surface · on the nymphunder the surface
Hatch predictions
Top nymph shown — see all 2 guilds as a supporter.
Start free trial14-day free trial. Cancel anytime.
Beyond the hatch · worth watchingambient prey(1)
Hatch predictions
Top prey shown — see all 4 as a supporter.
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 · September highlighted
J
F
M
A
M
J
J
A
S
O
N
D
Blue Winged OliveHatch
1
2
2
2
2
1
Black MidgeHatch
1
2
2
2
2
2
2
2
2
2
2
1
Summer River MidgeHatch
1
2
2
2
1
CaenisHatch
1
2
2
1
Numbers are intensity 0 (none) to 3 (peak) — a guide, not a guarantee.
Permits & access
Permit required — see local rules.
- Comunidad Valenciana fishing licence required
- Not a trout water — check current Comunidad Valenciana coarse-fishing rules for the specific stretch.
What's coming
Plan ahead
5-day outlook
Other water nearby · 2
The full read · show the working · for Barbel · confidence 65%
Perfect · river comfort — temperature and flow led
Water temperatureWater temp 17.1°C — prime band for barbel.
FlowStable flow — fishable but not the prime trigger.
LightSun on the water — favoured for sight-fishing and warming.
SeasonPrime month for this species.
Water clarityWater clarity clear — read accordingly for barbel.
Can you trust it?
Water temperatureair-to-water estimateestimated
Level / flowon-river gaugeobserved
Directions
Related guides
Booking & contacts
Río Júcar (Tramo Bajo — Valencia)
Water temperature for Barbel
Ideal21°C est.ideal 16–24°C
0°14°28°
How to fish it · for Barbel
When
Spring and autumn
Where
The Júcar's lower plain reach as it approaches the Mediterranean below the Tous reservoir — warm, slow, alluvial water running through Valencia's rice-growing…
Why this works
Good — water temperature is working for you, but time of day is the limiting factor today.
Likely species
Mayflies
- Large dark oliveMost likely#14–16 · EmergerDead-drift the emerger — it's sitting in the film.
- Blue-winged oliveAlso possible#16–18 · DunDuns are up; a sherry spinner fall may follow.
- Anglers curse mayfliesAlso possibleLower confidenceNearest relative#20–22 · SpinnerGo tiny: 20-22 spent spinner, single fly, long tippet.
- Turkey BrownAlso possibleLower confidence#14–16 · DunSmall spring dun on slower glides and margins.
Caddisflies
- Saddle-case CaddisMost likelyLower confidenceNearest relative#16–18 · AdultTiny blackish caddis; fast riffles, early summer.
- Satin sedgeAlso possibleLower confidence#12–14 · Egg-layingSkitter it at dusk — this one's fished, not dead-drifted.
- CapererAlso possibleLower confidence#10–12 · AdultBig autumn sedge; fish dry at last light.
- Net-spinning caddis (S. Europe)Also possibleLower confidenceNearest relative#12–14–16 · PupaWidespread riffle net-spinner; evening emergence.
Damselflies & dragonflies
- DamselfliesMost likelyNearest relative#10–12 · NymphSlow-retrieve a damsel nymph along the weed edges.
- Migrant HawkerAlso possibleLower confidence#6–8 · NymphStrip a big hawker nymph erratically near cover.
Hatch timeline · todayPeak at 12h
12h(now) — Flying Ants
Stage: Terrestrials on topApproach: Dry flyActivity: 57%
Peak emergence windowWeather boost4 food groups active
Peak activity at 12h — Flying Ants (Flying Ants, Peak emergence window)
Sub-surface · on the nymphunder the surface
Hatch predictions
Top nymph shown — see all 2 guilds as a supporter.
Start free trial14-day free trial. Cancel anytime.
Beyond the hatch · worth watchingambient prey(1)
Hatch predictions
Top prey shown — see all 4 as a supporter.
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 · September highlighted
J
F
M
A
M
J
J
A
S
O
N
D
Blue Winged OliveHatch
1
2
2
2
2
1
Black MidgeHatch
1
2
2
2
2
2
2
2
2
2
2
1
Summer River MidgeHatch
1
2
2
2
1
CaenisHatch
1
2
2
1
Numbers are intensity 0 (none) to 3 (peak) — a guide, not a guarantee.
Permits & access
Permit required — see local rules.
- Comunidad Valenciana fishing licence required
- Not a trout water — check current Comunidad Valenciana coarse-fishing rules for the specific stretch.
What's coming
Plan ahead
5-day outlook
Other water nearby · 2
The full read · show the working · for Barbel · confidence 65%
Perfect · river comfort — temperature and flow led
Water temperatureWater temp 17.1°C — prime band for barbel.
FlowStable flow — fishable but not the prime trigger.
LightSun on the water — favoured for sight-fishing and warming.
SeasonPrime month for this species.
Water clarityWater clarity clear — read accordingly for barbel.
Can you trust it?
Water temperatureair-to-water estimateestimated
Level / flowon-river gaugeobserved
Directions
Related guides
Booking & contacts