The mountain mullet (''Dajaus monticola'') is a freshwater fish of the family

Mugilidae The mullets or grey mullets are a family (Mugilidae) of ray-finned fish found worldwide in coastal temperate and tropical waters, and some species in fresh water. Mullets have served as an important source of food in Mediterranean Europe since R ...

.''Agonostomus monticola (Bancroft in Griffith and Smith, 1834); Taxonomic Serial No.: 170355''
ITIS, the Integrated Taxonomic Information System. 2013. Retrieved 9 September 2013. It can be found in North and South America, from

North Carolina North Carolina () is a state in the Southeastern region of the United States. The state is the 28th largest and 9th-most populous of the United States. It is bordered by Virginia to the north, the Atlantic Ocean to the east, Georgia and ...

Florida Florida is a state located in the Southeastern region of the United States. Florida is bordered to the west by the Gulf of Mexico, to the northwest by Alabama, to the north by Georgia, to the east by the Bahamas and Atlantic Ocean, and to ...

Louisiana Louisiana , group=pronunciation (French: ''La Louisiane'') is a state in the Deep South and South Central regions of the United States. It is the 20th-smallest by area and the 25th most populous of the 50 U.S. states. Louisiana is borde ...

and

Texas Texas (, ; Spanish: ''Texas'', ''Tejas'') is a state in the South Central region of the United States. At 268,596 square miles (695,662 km2), and with more than 29.1 million residents in 2020, it is the second-largest U.S. state by ...

in the United States to Colombia and Venezuela, including the

West Indies The West Indies is a subregion of North America, surrounded by the North Atlantic Ocean and the Caribbean Sea that includes 13 independent island countries and 18 dependencies and other territories in three major archipelagos: the Greate ...

in the

Antilles The Antilles (; gcf, label=Antillean Creole, Antiy; es, Antillas; french: Antilles; nl, Antillen; ht, Antiy; pap, Antias; Jamaican Patois: ''Antiliiz'') is an archipelago bordered by the Caribbean Sea to the south and west, the Gulf of Mex ...

. It is the only species in the

monotypic In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unispe ...

genus ''Dajaus''.

Conservation

It is considered

threatened Threatened species are any species (including animals, plants and fungi) which are vulnerable to endangerment in the near future. Species that are threatened are sometimes characterised by the population dynamics measure of ''critical depensa ...

in Costa Rica. It is found from sea level up to 650m in altitude in the rivers of the

Maquenque National Wildlife Refuge Maquenque Wildlife Refuge ( es, Refugio de Vida Silvestre Maquenque), is a protected area in Costa Rica, managed under the Arenal Huetar Norte Conservation Area, it was created in 2005 by decree 32405-MINAE. It connects Tortuguero National Park an ...

. It is common in the

Toro Negro State Forest Toro Negro State Forest (Spanish: ''Bosque Estatal de Toro Negro'') is one of the 21 forests that make up the public forests system in Puerto Rico. It is also Puerto Rico's highest cloud forest. It is in the Cordillera Central region of the is ...

in central

Puerto Rico Puerto Rico (; abbreviated PR; tnq, Boriken, ''Borinquen''), officially the Commonwealth of Puerto Rico ( es, link=yes, Estado Libre Asociado de Puerto Rico, lit=Free Associated State of Puerto Rico), is a Caribbean island and unincorporated ...

.''Bosques de Puerto Rico: Bosque Estatal de Toro Negro.''
Hojas de Nuestro Ambiente. July 2008. ublication/Issue: P-030Puerto Rico Department of Natural and Environmental Resources. Retrieved 9 September 2013.

References

Mugilidae Fish described in 1834 {{Mugiliformes-stub