''Compsaraia'' is a genus of ghost knifefishes found in

tropical The tropics are the regions of Earth surrounding the equator, where the sun may shine directly overhead. This contrasts with the temperate or polar regions of Earth, where the Sun can never be directly overhead. This is because of Earth's ax ...

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 ...

. There are currently three described species in this genus. They are found deep in large rivers in the

Amazon Amazon most often refers to: * Amazon River, in South America * Amazon rainforest, a rainforest covering most of the Amazon basin * Amazon (company), an American multinational technology company * Amazons, a tribe of female warriors in Greek myth ...

and

Orinoco The Orinoco () is one of the longest rivers in South America at . Its drainage basin, sometimes known as the Orinoquia, covers approximately 1 million km2, with 65% of it in Venezuela and 35% in Colombia. It is the List of rivers by discharge, f ...

basins, and have small eyes and little pigment (appearing whitish in colour).Bernt, M.J.; and J.S. Albert (2017). A New Species of Deep-Channel Electric Knifefish Compsaraia (Apteronotidae, Gymnotiformes) from the Amazon River. Copeia. 105(2); 211-219.

Species

There are three species: * '' Compsaraia compsa'' ( Mago-Leccia, 1994) * '' Compsaraia iara''

Bernt Bernt is a Scandinavian variant of the German masculine given name Berend, which is the Low German form of Bernard ( Bernhard). The name Bernhard means "strong bear" (from Old German ''bero'', "bear", and ''harti'', "strong"). Its use in Sweden ...

& Albert, 2017 * '' Compsaraia samueli'' Albert & Crampton, 2009

References

Apteronotidae Fish of South America Freshwater fish genera Taxa named by James S. Albert {{Gymnotiformes-stub