Freestone · Mixed · Limburg

Roer

Roer venue image
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Limburg river flowing from Germany and Belgium with some trout in the upper sections near the border.

Prime · Pike
Black Zonker · 8–10
Primelive now
Summer pike — dawn and dusk topwater
River high but settled. Coloured water — fish bigger and deeper, confident takes down the seams.
75% confidence
What moved it
  • Level16.90 m
  • Water temp16.7°C
  • ClarityClear
Today’s fly
Black Zonker
Black Zonker8–10
Strip it for fish chasing fry or in coloured water.
Conditions on the water
Live gauge
Level
Steady
16.90 m
Water temp16.7°C
ClarityClear
Weather15°C
WindNW 7 km/h
Pressure1020 hPa
Rain · recent7.0 mm
Rain · ahead1.0 mm

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

Water temperature for pike
Ideal
17°C est.ideal 8–18°C
0°14°28°
How to fish it · for pike
When
Spring (April–May) and autumn (September–November); summer pike fishing dawn/dusk
Where
Limburg river flowing from Germany and Belgium with some trout in the upper sections near the border.
Why this works
Excellent — water temperature is working for you, but time of day is the limiting factor today.
Hatch timeline · todayQuiet day

Hatch predictions

Today's headline hatch shown — see all 12 active hatches hour by hour with Pro.

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Evidence
ModelledModerate confidence

Modelled from regional ecology — no survey or occurrence data for this water yet.

Through the year
0–3 scale · July highlighted
J
F
M
A
M
J
J
A
S
O
N
D
Trout seasonSeason
1
2
2
2
2
2
1
GrannomHatch
2
2
Evening SedgeHatch
2
3
3
3
2
Large Dark OliveHatch
1
2
2
1
Iron BlueHatch
1
2
2
1

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

Ranked for today
Pike fly box
WR
white/red streamer
8–10 · Streamer
Strip it for fish chasing fry or in coloured water.
SF
small flashy nymph
14–16 · Nymph
Search the runs and pockets, dead-drift near the bottom.
Permits & access
Permit required — see local rules.
  • VISpas (Dutch fishing pass) required — available from Sportvisserij Nederland
  • No national exam required.
What's coming
Plan ahead
5-day outlook
Other water nearby · 2
Geul
36 km
Brown trout
Eupen Reservoir
60 km
Brown trout · Rainbow trout
Gallery · 1
  1. Terrain map of the venue
    Terrain map
About this water

Limburg river flowing from Germany and Belgium with some trout in the upper sections near the border. The Roer becomes increasingly coarse-fish territory downstream—validate local trout availability before planning. The Limburg section is the most interesting for fly fishing.

  • Mixed
Water quality (WFD)
  • Ecology: Moderate
  • Chemical: Unknown

WFD classification · NL60_ROER

The full read · show the working · for pike · confidence 75%
How the 81 is built — score × weight = contribution
Temperature100 × 28%28.0
Flow90 × 22%19.8
Clarity85 × 18%15.3
Feeding Time40 × 13%5.2
Pressure80 × 7%5.6
Insect activity59 × 12%7.1
Conditions total= 81
Can you trust it?
Water temperatureair-to-water estimateestimated
Level / flowon-river gaugeobserved
Prey activitymodelled from regional profilemodelled
What would change the calculation
The dawn and dusk windows score higher than the midday lull.
Directions
Apple MapsGoogle Maps
Seasons & zones
  • Trout1 March → 30 September
Related guides
Euro Nymphingsubsurface methods
Booking & contacts