You can forget about souvenirs here, unless you catch a giant marlin and take a picture. There's not much to buy, but stock up on essentials at Chapito's Supermarket in Los Barriles (Calle Los Barriles, on the way into town from the highway; tel. 624/141-0202).
Note: This information was accurate when it was published, but can change without notice. Please be sure to confirm all rates and details directly with the companies in question before planning your trip.