San Francisco del Mar
It is part of the Juchitán District in the west of the Istmo de Tehuantepec region. The municipality covers an area of 400.61 km² at an elevation of 10 meters above sea level on the Pacific coast. The climate is warm, subhumid with summer rains and strong winds blowing from south to north. Flora include trees and shrubs such as Guanacaste, Tepehuaje, Pochote, Tepescohuite, Mango, Lemon, Tamarind and Coconut. Wild fauna include Coyote, Mazatec, Bobcat, Opossum, Armadillo and Pigeon. As of 2005, the municipality had 1,517 households with a total population of 6,874 of whom 926  spoke an indigenous language. The municipality is home to the Huave people, who speak a unique language unrelated to any other. The main economic activity is fishing, The people also grow maize, sorghum, sesame, watermelon, melon, and mango, and raise some livestock. Tourists are attracted for sport fishing and for the traditional festival in April.