The Neidenelva is one of Norway's best salmon rivers. The fishing zone on the Norwegian side is a stretch of 27 km and where Langfossen is the most famous rapid for fishing. In 2023, 3997.7 kg of salmon and 211.7 kg of sea trout were caught in the river. For the purchase of a fishing license in the Neidenelva.

Sport fishing 2026 in the Neiden River:
Fishing season: 20.06.2026 -31.07.2026
All salmon over 70 cm are protected and must be released back into the wild.
Daily quota: 1 killed salmon less than 70 cm
Seasonal quota: 3 killed salmon less than 70 cm (C&R as in 2025)
When quotas are met, fishing should be terminated.
Prices:
1200 NOK/day. The entire river.
750 NOK/day. No fly zone.
Maximum 20 cards sold per day in the fly zone.
It will be announced when the ticket sales open.
Mid-season evaluation (approximately July 12) may result in changes to the fishery.

See link: https://www.inatur.no/laksefiske/57484d83e4b0ea8596f8b8ca/fiskekort-i-neiden .