Where? Aboard the Ausquémé, a classic wooden sailboat renowned for dredging flat oysters. Helming the boat and crafting dishes is Emmanuel Tessier, esteemed chef at La Cuisine Corsaire École.
Why it's exceptional: From Cancale, sail the breathtaking Mont-Saint-Michel Bay, master trap-hauling and line-setting, and savor spice-laden cuisine from this chef, formerly second-in-command to Michelin-starred Olivier Roellinger.
Reserve now: €139 for a 4-hour 'Corsair Voyage' with the chef. Shorter trips from €49 at cuisinecorsaire.fr.
More immersive options: Join Guilvinec skippers at 4:30 a.m. for a full day of fishing and auction. Or glide through Morbihan's oyster beds on an electric barge with tastings included—book 'Breton Experiences' at tourismebretagne.com. Fly-fish wild salmon on Béarn's Gave d’Oloron. For calm waters, visit La Maison de Mathilde guesthouse on Lake Geneva. Try 'no-kill' pond fishing (carp, perch, roach) at Combe-Gibert in Haute-Marne.