The 69-acre reservoir of Lac Tranquille sits within the Ille-et-Vilaine department of Bretagne, offering a substantial expanse of water for visiting anglers. Lac Tranquille holds Carp, Pike, Perch, Tench and Bream, and has built a reputation on the French carp fishing circuit.
Lac Tranquille 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.
At 240 miles from Calais, Lac Tranquille is a popular destination for anglers exploring Bretagne, a popular destination for visiting anglers given its proximity and Atlantic character.
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Lac Tranquille holds carp, pike, perch, tench, bream. 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 (Union des Pêcheurs de Rennes) before fishing. French fishing regulations can change seasonally.
Ille-et-Vilaine is home to numerous fishing venues accessible to UK anglers. PiscaMaps covers lakes, reservoirs, rivers and canals across all Bretagne departments, with full rules, species and access information for each venue.
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