Lac Tranquille is a peaceful 28-hectare Breton reservoir offering solid day-only carp and tench fishing in a relaxed, uncrowded setting—perfect if you're seeking an alternative to busier waters. Bank fishing only, with good access around the margins, though the lack of night fishing limits session flexibility for visiting UK anglers. You'll need an AAPPMA licence and membership with the local Union des Pêcheurs de Rennes; at 240 miles from Calais, it's best combined with other Brittany venues.
Night fishing at Lac Tranquille is permitted but with restrictions. Night carp in Ille-et-Vilaine is authorised year-round (except brief brochet spawning window) on specific 2nd category parcours. The department has many river and plan d'eau night carp sites. Check the interactive map at peche35.fr/4147-parcours-de-peche-de-la-carpe-de-nuit.htm. Vegetable baits only. Immediate release. No motor boat for baiting at night. Source: peche35.fr/4147-parcours-de-peche-de-la-carpe-de-nuit.htm
Boat fishing: Boat access is restricted at Lac Tranquille. Boats permitted daytime; forbidden at night.
Bivouac & overnight camping is permitted at Lac Tranquille under standard French fishing law — one rod, within 10m of the water, no open fires.
Required permits & cards: Ille-et-Vilaine card (EHGO).
Managed by Union des Pêcheurs de Rennes. Always verify current rules with the AAPPMA before your session — regulations can change seasonally.
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Lac Tranquille holds carp, pike, perch, tench, bream. 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 Lac Tranquille — you will also need to be affiliated with Union des Pêcheurs de Rennes. 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 (Union des Pêcheurs de Rennes) before fishing. French fishing regulations can change seasonally.
To fish Lac Tranquille, you need a valid Carte de Pêche (French fishing licence), available online at cartedepeche.fr before you leave the UK — affiliation with Union des Pêcheurs de Rennes is included in the purchase process. Annual, weekly and daily licences are all available online. Lac Tranquille is 240 miles from Calais, around 4 hours from the ferry or tunnel.
Ille-et-Vilaine is home to numerous public fishing venues. Browse all venues in Ille-et-Vilaine or explore all of Bretagne.
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