The 57-acre reservoir of Lac de Thil-Bretx sits within the Haute-Garonne department of Occitanie, offering a substantial expanse of water for visiting anglers. Lac de Thil-Bretx holds Carp, Catfish, Pike, Perch, Tench, Bream and Black Bass, and has built a reputation on the French carp fishing circuit.
Lac de Thil-Bretx operates as a day-only venue — worth noting for anglers planning longer trips. Regarding boats: Bank fishing only. Anglers are permitted to bivvy overnight in line with French public water regulations.
Lac de Thil-Bretx is 502 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.
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Lac de Thil-Bretx holds carp, catfish, pike, perch, tench, bream, black bass. Carp fishing is the primary draw for visiting UK anglers, with fish present throughout the venue.
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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 (FDAAPPMA 31 / Fédération Pêche Haute-Garonne) before fishing. French fishing regulations can change seasonally.
Haute-Garonne is home to numerous fishing venues accessible to UK anglers. PiscaMaps covers lakes, reservoirs, rivers and canals across all Occitanie departments, with full rules, species and access information for each venue.
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