Retenue du Bosc is a small public reservoir in the Gers department of Occitanie, covering 11 hectares (27-acre) of open water. The water holds Carp, Pike, Perch, Tench and Black Bass, making it a draw for UK carp anglers heading to France.
Fishing at Retenue du Bosc is restricted to daytime hours only. Regarding boats: Bank fishing only. Bivvy camping is permitted under standard French law.
Retenue du Bosc is 528 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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Retenue du Bosc holds carp, pike, perch, tench, 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 32 / Fédération Pêche Gers) before fishing. French fishing regulations can change seasonally.
Gers 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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