Rules & closed seasons
⚠️ Key rules at a glance
- Prohibition zone all year round from the southern line over Forshallshöljan to the railway bridge upstream of the dam.
- Catch limits: Salmon: minimum size 60cm.
- Trout: minimum size 60cm.
Show all rules
Sportfiskarna Trollhättan/Vänersborg - Nossan Rules: Fishing only allowed between Tengene and the outlet in Dettern. Prohibition zone all year round from the southern line over Forshallshöljan to the railway bridge upstream of the dam. Spin, angling, pimple, fly and pull after boat. Catch limits: Salmon: minimum size 60cm. Trout: minimum size 60cm. Pikeperch: 45cm. Closing time: Salmon and trout: 15 September - 31 December. Asp: March 1 - May 31.
Checked: 01.09.2026 · Source: iFiske
