El Desemboque, known as "Haxöl Iihom" in the Seri language, is a town located 376 km from Hermosillo on the shore of Gulf of California in the Mexican state of Sonora; coordinates N 29° 30' 13", W 112° 23' 43". It is part of the Municipality of Pitiquito, and is one of two major villages on the Seri Indian communal property, the other being Punta Chueca. The Spanish name refers to the fact that the (generally dry) Río San Ignacio meets the sea near that point. The Seri name is literally where the clams lie. It has been a good location to find the small clams Protothaca grata (haxöl).