The mountain mullet (Dajaus monticola) is a freshwater ray-finned fish of the family Mugilidae. It can be found in North and South America, from North Carolina, Florida, Louisiana and Texas in the United States to Colombia and Venezuela, including the West Indies in the Antilles. It is the only species in the monotypic genus Dajaus.
Conservation It is considered threatened in Costa Rica. It is found from sea level up to in altitude in the rivers of the Maquenque National Wildlife Refuge. It is common in the Toro Negro State Forest in central Puerto Rico.Bosques de Puerto Rico: Bosque Estatal de Toro Negro. Hojas de Nuestro Ambiente. July 2008. [Publication/Issue: P-030] Puerto Rico Department of Natural and Environmental Resources. Retrieved 9 September 2013. and in mountain rivers of the Dominican Republic.
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