Barrage de Castelnau-Lassouts is a vast 222-hectare reservoir in Aveyron offering excellent carp and catfish fishing, with dedicated night-fishing zones around Sainte-Eulalie that attract UK anglers chasing summer runs. Electric boats are permitted (petrol banned), giving you flexible access across this sprawling water some 450 miles south of Calais. You'll need an AAPPMA licence from Lévézou-Truyère; check their current permit requirements before travel, as this remote southern venue rewards planning.
Barrage de Castelnau-Lassouts is 449 miles from Calais. For UK anglers willing to make the drive into Occitanie — a region of warm summers and excellent coarse fishing, particularly for carp and catfish — the fishing is well worth it.
Night fishing at Barrage de Castelnau-Lassouts is permitted but with restrictions. Night carp in Aveyron requires specific prefectoral authorisation on designated parcours. Check pecheaveyron.fr for the current list before fishing at night. Source: pecheaveyron.fr
Boat fishing: Boats are permitted at Barrage de Castelnau-Lassouts. Large Lot barrage — boats permitted. Navigation regulated.
Bivouac & overnight camping is permitted at Barrage de Castelnau-Lassouts under standard French fishing law — one rod, within 10m of the water, no open fires. Standard French bivouac law applies.
Required permits & cards: Aveyron departmental card (CHI reciprocity).
Managed by AAPPMA Lévézou-Truyère / FDAAPPMA 12. Always verify current rules with the AAPPMA before your session — regulations can change seasonally.
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Barrage de Castelnau-Lassouts holds carp, catfish, pike, perch, zander, bream, black bass. Carp are the primary draw for visiting UK anglers. All carp should be handled with care and returned promptly. A landing mat and unhooking mat are essential kit for any carp session.
A valid Carte de Pêche is required to fish Barrage de Castelnau-Lassouts — you will also need to be affiliated with AAPPMA Lévézou-Truyère / FDAAPPMA 12. Licences are available online before your trip.
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2nd Category water. Carp/coarse: open all year. Pike: 25 Apr 2026–31 Jan 2027 (closed Feb–Apr). Zander/Perch/Catfish: all year. Pike season as above.
Always verify current rules with the local AAPPMA (AAPPMA Lévézou-Truyère / FDAAPPMA 12) before fishing. French fishing regulations can change seasonally.
To fish Barrage de Castelnau-Lassouts, you need a valid Carte de Pêche (French fishing licence), available online at cartedepeche.fr before you leave the UK — affiliation with AAPPMA Lévézou-Truyère / FDAAPPMA 12 is included in the purchase process. Annual, weekly and daily licences are all available online.
Aveyron is home to numerous public fishing venues. Browse all venues in Aveyron or explore all of Occitanie.
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