Pimelodella Yaharo
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''Pimelodella yaharo'' is a species of three-barbeled catfish belonging to the family
Heptapteridae The Heptapteridae, or three-barbeled catfishes, are a family of catfish that originate from the Americas. Most species are restricted to South America, but '' Imparfinis lineatus'', '' Nemuroglanis panamensis'' and ''Pimelodella chagresi'' are n ...
. It is native to the freshwater systems of
South America South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a considerably smaller portion in the Northern Hemisphere. It can also be described as the southern Subregion#Americas, subregion o ...
, specifically the
Sierra Nevada de Santa Marta The Sierra Nevada de Santa Marta (English: ''Snow-Covered Mountain Range of Saint Martha'') is an isolated mountain range in northern Colombia, separate from the Andes range that runs through the north of the country. Reaching an elevation of ...
in
Colombia Colombia, officially the Republic of Colombia, is a country primarily located in South America with Insular region of Colombia, insular regions in North America. The Colombian mainland is bordered by the Caribbean Sea to the north, Venezuel ...
. The species was first described by Cristhian C. Conde-Saldaña, Juan G. Albornoz-Garzón, Jorge E. Garcí-Melo, Jorge A. Dergam, and Francisco A. Villa-Navarro in 2019.


Description

''Pimelodella yaharo'' is characterized by its elongated body and three distinctive barbels around its mouth. The coloration of this species is typically dark brown with lighter spots, providing camouflage in its natural habitat.


Habitat and distribution

This species is found in the freshwater streams and rivers of the Sierra Nevada de Santa Marta region. It prefers environments with clear, oxygen-rich waters and a substrate composed of rocks and gravel.


Behavior and diet

''Pimelodella yaharo'' is a nocturnal predator, feeding primarily on small insects, crustaceans, and other aquatic invertebrates. It uses its barbels to detect food in the substrate and is known for its opportunistic feeding habits.


Reproduction

The reproductive habits of ''Pimelodella yaharo'' are not well-documented. However, it is believed to exhibit similar breeding behaviors to other members of the Heptapteridae family, such as laying eggs in secluded areas with some degree of parental care.


Conservation status

The conservation status of ''Pimelodella yaharo'' has not been extensively studied. Due to its limited distribution, the species may be vulnerable to habitat degradation and changes in water quality. Conservation efforts are needed to ensure its long-term survival.


Human interaction

''Pimelodella yaharo'' is not commonly targeted by local fishermen and is primarily of interest to researchers and aquarists. Its presence in the aquarium trade is limited due to its specific habitat requirements.


Research and studies

Further research is needed to fully understand the ecology, behavior, and conservation needs of ''Pimelodella yaharo''. Efforts to study its population dynamics and habitat preferences are crucial for ensuring its long-term survival.


Etymology

Yaharo is the pre-conquest name of present-day Dibulla (Sierra Nevada de Santa Marta, Colombia), which is the type locality.


References

yaharo Catfish of South America Taxa named by Cristhian Camilo Conde-Saldaña Taxa named by Juan G. Albornoz-Garzón Taxa named by Jorge E. García-Melo Taxa named by Francisco A. Villa-Navarro Fish described in 2019 {{catfish-stub