''Otocinclus mangaba'' is a

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

catfish Catfish (or catfishes; order Siluriformes or Nematognathi) are a diverse group of ray-finned fish. Named for their prominent barbels, which resemble a cat's whiskers, catfish range in size and behavior from the three largest species alive, ...

in the family

Loricariidae The Loricariidae is the largest family of catfish (order Siluriformes), with 92 genera and just over 680 species. Loricariids originate from freshwater habitats of Costa Rica, Panama, and tropical and subtropical South America. These fish are not ...

. It is a tropical freshwater species native to

South America South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere at the northern tip of the continent. It can also be described as the southe ...

, where it occurs in the

Madeira River The Madeira River ( pt, Rio Madeira, link=no ) is a major waterway in South America. It is estimated to be in length, while the Madeira-Mamoré is estimated near or in length depending on the measuring party and their methods. The Madeira is ...

drainage. The species reaches 2.8 cm (1.1 inches) SL. The specific epithet of this fish derives from ''mangaba'', the

Portuguese Portuguese may refer to: * anything of, from, or related to the country and nation of Portugal ** Portuguese cuisine, traditional foods ** Portuguese language, a Romance language *** Portuguese dialects, variants of the Portuguese language ** Portu ...

name for the fruit of the plant ''Hancornia speciosa'', which

Humaitá Humaitá is a town and ''distrito'' on the Paraguay River in southern Paraguay. During the Paraguayan War, it served as the main Paraguayan stronghold from 1866 until its fall in August 1868. During that time, it housed as many as 24,000 troops. ...

, a municipality near where the species is found, is known for.

References

Hypoptopomatini Fish described in 2010 Fauna of South America {{Loricariidae-stub