
Fly fishing as the only allowed fishing method
The only allowed fishing method is fly fishing using fly lines and leaders with a minimum diameter of 0.10 mm, but without any additional weights.
The use of wool/yarn indicators is permitted with a Catch and Release fishing permit.

Only one fly, nymph, or streamer tied to a single barbless hook may be used. In the Koritnica and Kneža rivers, fishing is allowed only with a dry fly.
In all rivers, the use of barbless hooks is mandatory.
The use of a tenkara rod up to a maximum length of 13′ is allowed.
In Zone I – Soča Lake (the reservoir: from the confluence of the Soča and Tolminka rivers to the confluence of the Idrijca and Bača rivers, and up to the dam in Podsel), fishing from a boat is also allowed.
In the Soča Lake (J) zone, fishing from a boat is allowed, and an electric motor may be used. However, trolling with the electric motor is not permitted.
Minimum sizes and fishing seasons for salmonids
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FOR RDT MEMBERS:
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Fishing Zone I – Salmonids
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Soška postrv
Minimum length: 60 cm
Fishing season: 1. 4. – 30. 9. -
Križana postrv
Minimum length: 60 cm
Fishing season: 1. 4. – 30. 9. -
Šarenka
Minimum length: 24 cm
Fishing season: 29. 3. – 2. 11. -
Lipan
Minimum length: Brez odvzema
Fishing season: /
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Fishing Zone I – BELICE
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Štrkavec (klen), grba (mrena), linj
Minimum length: 30 cm
Fishing season: 1. 3. – 30. 4. in 1. 7. – 31. 10.
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Catch and Release Zone
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All fish
Minimum length: Catch and release only
Fishing season: 29. 3. – 2. 11.
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Tourist fishing permits:
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Fishing Zone I – SALMONIDI
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Šarenka
Minimum length: 24 cm
Fishing season: 29. 3. – 2. 11.
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Fishing zone I – BELICE
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Štrkavec (klen), grba (mrena), linj
Minimum length: 30 cm
Fishing season: 1. 7. – 31. 10.
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"Catch and Release" Zone
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All fish
Minimum length: Catch and release only
Fishing season: 29. 3. – 2. 11.
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Reporting the catch of a larger marble trout
The catch of a marble trout longer than 70 cm must be reported at the headquarters of the Tolmin Fishing Club.

End of the season on the Trebuščica River
Fishing on the Trebuščica River ends on October 20.

Fishing season on the lake
The Soča Lake zone covers the area from the confluence with the Tolminka to the confluence of the Idrijca and Bača rivers, and up to the dam in Podsel. The season runs from March 1 to November 30.
NOTE: Due to the spawning of grayling and marble trout, fishing is not allowed from the confluence of the Tolminka and Soča rivers to Vodivček Bay (below the RDT hatchery), and from the bridge at Postaja to the confluence of the Idrijca and Bača rivers, from March 1 to March 28 and from November 3 to November 30.
Fish catch rules
With a Zone I fishing permit, you may keep up to three (3) rainbow trout. On a single fishing day, you are allowed to keep only one rainbow trout measuring 50 cm or more. On the Tolminka River (Zone I) and the Bača River, you may keep up to two (2) rainbow trout per day, each up to 40 cm in length. You may also keep up to five (5) cyprinids, but in total no more than five (5) fish altogether. Each member is allowed to catch only one marble trout and one hybrid trout per season.
In the Catch & Release zone, fish may not be taken. If fishing in Zone I with a Catch & Release permit, taking fish is also not allowed.
The whitefish permit allows for the harvest of up to five (5) cyprinids.


Fishing permit
The fishing permit is valid only for the person named on it and for the specified day. With this permit, your child up to and including 15 years of age may fish together with you.
Members of the RZS receive a 20% discount when purchasing a Catch and Release fishing permit.
Permits
for fishing
The rivers of the Soča Valley invite all fly fishing and sport fishing enthusiasts. Purchase a permit and gain access to unique fishing zones inhabited by the marble trout, grayling, and other native species.

Map
fishing areas
Download our fishing zone map and plan your next fishing trip through the most beautiful parts of the Soča River and its tributaries.