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Saturdays from June 8 to August 31, 2019, from 4:30 pm to 6 pm Circuit upstream. full price: € 7 / reduced price: € 6 Boarding: Fluviale de Laval stop. Booking recommended 48 hours in advance at 02.43.49.45.26. Departures insured with a minimum of 20 people and depending on weather conditions.