Soča River — Hatch Calendar
The Soča's improbable turquoise water holds the marble trout — Salmo marmoratus, Europe's largest native trout — alongside rainbows and grayling.
freestone1,300 ft elevation
September 2026
1
5
10
15
20
25
30
Mayflies
Caddis
Terrestrials
Active range Peak period Sparse Heavy / Blanket