To explore the islands off the coast, take a half-day boat schooner trip with Green Way (Av. Mãe Bernarda 2332, Juqueí, tel. 12/3891-1075, www.greenway.com.br [1]), an operator specializing in ecotourism. Departing from Barra da Una, trips (R$100–150 pp) include stops for diving and swimming.
Equipment and snacks are included. GreenWay offers kayak trips on the Rio Una (R$55 pp) as well as hiking, biking and Jeep excursions into the native Atlantic forest. It also offers surfing classes for kids and adults of all levels of experience.
Links:
[1] http://www.greenway.com.br