Spate · Granite · Małopolska / Tatra, PL

Biały Dunajec

Biały Dunajec Polska - panoramio
Prime · Grayling
Pink Grayling Bug · Hook 16
Primelive now
About as good as it gets
River steady at a fishable height. On the feed top to bottom — start on the rises with a dry, drop a nymph if they stay down.
90% confidence
What moved it
  • LevelProxyvia Czarny Dunajec
  • Water temp13.5°C
  • ClarityClear
Today's fly
Pink Grayling Bug
Pink Grayling BugHook 16
in season · matches water height · all-rounder
Conditions on the water
Proxy gauge
Level
Steady
Proxy
via Czarny Dunajec
Water temp13.5°C
ClarityClear
Weather18°C
WindN 10 km/h
Pressure1030 hPa
Rain · recent0.0 mm
Rain · ahead0.0 mm

No gauge on this water — conditions are inferred from Czarny Dunajec. The trend transfers, the absolute level does not.

Water temperature for Grayling
Ideal
14°C est.ideal 4–14°C
0°14°28°
How to fish it · for Grayling
When
Midday window — grayling feed best from late morning into early afternoon.
Where
Work runs and glides — grayling shoal in the bottom third of the water column.
Method
Tight-line nymph the bottom third with weighted patterns.
Kit
10 ft #3 rod, floating line, long leader to 4 lb fluoro for nymphs.
Why this works
Excellent — conditions well-balanced, with water temperature particularly in your favour.
Likely species
Hatch timeline · todayPeak at 11h

Hatch predictions

Today's headline hatch shown — see all 12 active hatches hour by hour as a supporter.

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Sub-surface · on the nymphunder the surface

Hatch predictions

Top nymph shown — see all 3 guilds as a supporter.

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Beyond the hatch · worth watchingambient prey(1)

Hatch predictions

Top prey shown — see all 4 as a supporter.

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Evidence
Records-basedModerate confidence

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

Through the year
0–3 scale · September highlighted
J
F
M
A
M
J
J
A
S
O
N
D
Trout seasonSeason
1
2
2
2
1
Grayling seasonSeason
2
1
1
2
2
2
2
2
2
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
Fly box · Grayling
Small Perdigón
Small Perdigón
Hook 14–18 · Fly
in season · matches water height
Permits & access
Permit required — see local rules.
  • Polish fishing card + local permit.
What's coming
Plan ahead
5-day outlook
Other water nearby · 5
Gallery · 2
  1. Biały Dunajec Polska - panoramio
  2. Terrain map of the venue
    Terrain map
Water quality (WFD)
  • Ecology: Moderate
  • Chemical: Unknown
What this classification means

WFD ecological status Good → Moderate corrected to EEA WISE 2022 (3rd RBMP) classification for waterbody PLRW20000421412999 (was a stale earlier-cycle value). Source: EEA WISE SWB_SurfaceWaterBody (discodata.eea.europa.eu), verified 2026-06-18.

WFD classification · PLRW20000421412999

The full read · show the working · for Grayling · confidence 90%
How the 88 is built — score × weight = contribution
Temperature100 × 28%28.0
Flow80 × 22%17.6
Clarity85 × 18%15.3
Feeding Time100 × 13%13.0
Pressure80 × 7%5.6
Insect activity71 × 12%8.5
Conditions total= 88
Can you trust it?
Water temperatureair-to-water estimateestimated
Level / flowproxy via Czarny Dunajecproxy
Prey activitymodelled from regional profilemodelled
Directions
Seasons & zones
  • Trout 1 May → 30 September
  • Grayling 1 June → 28 February

    Polish PZW national rule: grayling (lipień) protected 1 March – 31 May. Open window 1 June – 28 February. PZW district and water-specific rules may add tighter restrictions. Carpathian rivers (San, Dunajec, Biała, Skawa, Raba) hold excellent grayling — check local Okręg PZW district permit for specific conditions.

    Closed in spring for spawning.

    Prime sport 1 September → 30 November

Related guides
Booking & contacts