Freestone · Limestone · Bavaria / Munich

Isar

Isar venue image
Google Places

Major Bavarian alpine river from the Karwendel mountains through Munich to the Danube.

Species

A proper day on the water

Low and clear — careful approach country. Stay small, stay accurate.

55% confidence in this read
Water temperature for grayling
Ideal
7°C est.ideal 4–14°C
0°14°28°
Why this score · for grayling
  • Temperature10028% weight
  • Flow6022% weight
  • Clarity8518% weight
  • Feeding Time1013% weight
  • Pressure807% weight
  • Prey Activity2712% weight
Conditions
Level
Dry recently
No gauge reading
Water temp
6.6°C
Estimated
Clarity
Clear
Air temp
4°C
Wind
W 11 km/h
Light breeze
Pressure
1017 hPa
Rain · 48h
0.1 mm
No meaningful rain
Rain · ahead
7.5 mm
Light rain · next 48h

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

How to fish it · for grayling
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
10 ft #3 rod, floating line, long leader to 4 lb fluoro for nymphs.
Why this works
Good conditions. Temperature is favourable (100), Feeding time is weakest (10).
Through the year
0–3 scale · May highlighted
J
F
M
A
M
J
J
A
S
O
N
D
Trout seasonSeason
1
2
2
2
2
2
1
Grayling seasonSeason
1
2
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.

Gallery · 1
  1. Terrain map of the venue
    Terrain map
Permits & access
Permit required — see local rules.
  • Upper Bavarian river
  • Fischereischein + Erlaubnisschein required.
Directions
Apple MapsGoogle Maps
About this water

Major Bavarian alpine river from the Karwendel mountains through Munich to the Danube. Grayling, brown trout, and rainbow trout in varied water. The upper Isar above Sylvenstein is premier grayling water—clear and productive. Even urban sections hold fish.

  • Limestone
Seasons & zones
  • Trout1 March → 30 September
  • Grayling1 May → 31 December
Other water nearby · 4
Booking & contacts