Nymphing and dry fly work during caddis and olive hatches. Low clear summer water demands stealth and stillness.
- Granite
Rules at a glance
- Licence required
Water temperature for Brown Trout
Cool — slow3°C est.ideal 10–16°C
0°14°28°
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.
Sub-surface · on the nymphunder the surface
Hatch predictions
Top nymph shown — see all 3 guilds 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 · November highlighted
J
F
M
A
M
J
J
A
S
O
N
D
Trout seasonSeason
1
2
2
2
2
2
1
Freshwater ShrimpHatch
2
3
3
3
3
3
3
3
3
3
3
2
Large Dark OliveHatch
1
2
2
1
Blue Winged OliveHatch
1
2
2
2
2
1
Autumn OliveHatch
1
2
1
Numbers are intensity 0 (none) to 3 (peak) — a guide, not a guarantee.
Ranked for today
Brown Trout fly box
Southern Germany only. Trout and grayling in Bavarian meadow streams, alpine creeks and famous upper-river systems.
Permits & access
Permit required — see local rules.
- Black Forest water
- Fischereischein (state exam required) + Erlaubnisschein (water permit)
- Join local Fischereiverein.
What's coming
Plan ahead
5-day outlook
Other water nearby · 5
Gallery · 2
Terrain map
About this water
Water quality (WFD)
- Ecology: Moderate
- Chemical: Unknown
WFD classification · DERW_DEBW_21-04
The full read · show the working · for Brown Trout · confidence 50%
How the 0 is built — score × weight = contribution
Temperature6 × 28%1.7
Flow80 × 22%17.6
Clarity95 × 18%17.1
Feeding Time40 × 13%5.2
Pressure80 × 7%5.6
Insect activity50 × 12%6.0
Limiting factor: Water temperature (3.2°C) is outside Brown Trout's preferred range (10–16°C)= 53
Can you trust it?
Water temperatureair-to-water estimateestimated
Level / flowon-river gaugeobserved
Prey activitysurvey-backed invertebrate datasurvey
What would change the calculation
Warmer water — toward the 10–16 °C ideal band — would lift the temperature score.
The dawn and dusk windows score higher than the midday lull.
Directions
Seasons & zones
- Trout 1 March → 30 September
Related guides
Booking & contacts
Wiese (Todtnau)
Black Forest trout stream in the Wiesental, water that shifts character with every bend—pocket water, runs and glides all in one mile.
Water temperature for Brown Trout
Cool — slow3°C est.ideal 10–16°C
0°14°28°
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.
Sub-surface · on the nymphunder the surface
Hatch predictions
Top nymph shown — see all 3 guilds 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 · November highlighted
J
F
M
A
M
J
J
A
S
O
N
D
Trout seasonSeason
1
2
2
2
2
2
1
Freshwater ShrimpHatch
2
3
3
3
3
3
3
3
3
3
3
2
Large Dark OliveHatch
1
2
2
1
Blue Winged OliveHatch
1
2
2
2
2
1
Autumn OliveHatch
1
2
1
Numbers are intensity 0 (none) to 3 (peak) — a guide, not a guarantee.
Ranked for today
Brown Trout fly box
Southern Germany only. Trout and grayling in Bavarian meadow streams, alpine creeks and famous upper-river systems.
Permits & access
Permit required — see local rules.
- Black Forest water
- Fischereischein (state exam required) + Erlaubnisschein (water permit)
- Join local Fischereiverein.
What's coming
Plan ahead
5-day outlook
Other water nearby · 5
Gallery · 2
Terrain map
About this water
Nymphing and dry fly work during caddis and olive hatches. Low clear summer water demands stealth and stillness.
- Granite
Water quality (WFD)
- Ecology: Moderate
- Chemical: Unknown
WFD classification · DERW_DEBW_21-04
The full read · show the working · for Brown Trout · confidence 50%
How the 0 is built — score × weight = contribution
Temperature6 × 28%1.7
Flow80 × 22%17.6
Clarity95 × 18%17.1
Feeding Time40 × 13%5.2
Pressure80 × 7%5.6
Insect activity50 × 12%6.0
Limiting factor: Water temperature (3.2°C) is outside Brown Trout's preferred range (10–16°C)= 53
Can you trust it?
Water temperatureair-to-water estimateestimated
Level / flowon-river gaugeobserved
Prey activitysurvey-backed invertebrate datasurvey
What would change the calculation
Warmer water — toward the 10–16 °C ideal band — would lift the temperature score.
The dawn and dusk windows score higher than the midday lull.
Directions
Seasons & zones
- Trout 1 March → 30 September
Related guides
Booking & contacts
At a glance
Wiese (Todtnau) is a freestone river in Black Forest / Baden-Württemberg, Germany. The catchment geology is recorded as granite, and the water sits at about 678 m above sea level. The species listed for this water is brown trout. The trout season is recorded as running from 1 March to 30 September. Best window recorded for anglers: April–September. Core methods listed: nymph in pocket water; dry fly on hatches; small streamer. Level and flow data for this water is linked from 1 gauge. Its Water Framework Directive ecological status is recorded as moderate. Nearby waters in our listings include Große Wiese at 11 km, Schluchsee at 17 km and Wutach at 34 km.