''Hemigrammus'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

freshwater fish Freshwater fish are those that spend some or all of their lives in fresh water, such as rivers and lakes, with a salinity of less than 1.05%. These environments differ from marine conditions in many ways, especially the difference in levels of s ...

in the

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

Characidae Characidae, the characids or characins is a family of freshwater subtropical and tropical fish, belonging to the order Characiformes. The name "characins" is the historical one, but scientists today tend to prefer "characids" to reflect their st ...

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 ...

(including

Trinidad Trinidad is the larger and more populous of the two major islands of Trinidad and Tobago. The island lies off the northeastern coast of Venezuela and sits on the continental shelf of South America. It is often referred to as the southernmos ...

) and commonly seen in the

aquarium An aquarium (plural: ''aquariums'' or ''aquaria'') is a vivarium of any size having at least one transparent side in which aquatic plants or animals are kept and displayed. Fishkeepers use aquaria to keep fish, invertebrates, amphibians, aq ...

trade. These are medium-small tetras where the largest species reach up to around .

Species

There are currently 59 recognized species in this genus: * ''

Hemigrammus aereus ''Hemigrammus'' is a genus of freshwater fish in the family Characidae 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 t ...

'' Géry, 1959 * '' Hemigrammus aguaruna'' F. C. T. Lima, Corrêa &

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, 2016 Lima, F.C.T., Correa, V. & Ota, R.P. (2016): A new species of ''Hemigrammus'' Gill 1858 (Characiformes: Characidae) from the western Amazon basin in Peru and Colombia. ''aqua, International Journal of Ichthyology, 22 (3): 123-132.'' * '' Hemigrammus analis'' Durbin, 1909 * '' Hemigrammus arua'' F. C. T. Lima, Wosiacki & C. S. Ramos, 2009 * '' Hemigrammus ataktos''

Marinho Marinho is both a given name and a Portuguese surname. Notable people with the name include: ;Given name * Marinho Peres (born 1947), a Brazilian footballer ;Surname * António Marinho e Pinto (born 1950), Portuguese lawyer and former journalist, ...

, D'Agosta & Birindelli, 2014 Marinho, M.M.F., Dagosta, F.C.P. & Birindelli, J.L.O. (2014): ''Hemigrammus ataktos'': a new species from the rio Tocantins basin, central Brazil (Characiformes: Characidae). ''Neotropical Ichthyology, 12 (2): 257-264.'' * '' Hemigrammus barrigonae'' C. H. Eigenmann &

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, 1914 * '' Hemigrammus bellottii'' (

Steindachner Franz Steindachner (11 November 1834 in Vienna – 10 December 1919 in Vienna) was an Austrian zoologist, ichthyologist, and herpetologist. He published over 200 papers on fishes and over 50 papers on reptiles and amphibians. Steindachner describ ...

, 1882) * '' Hemigrammus bleheri'' Géry & Mahnert, 1986 (Fire-head tetra) * '' Hemigrammus boesemani'' Géry, 1959 * '' Hemigrammus brevis'' Durbin, 1911 * '' Hemigrammus coeruleus'' Durbin, 1908 * ''

Hemigrammus cupreus ''Hemigrammus'' is a genus of freshwater fish in the family Characidae native to South America (including Trinidad) and commonly seen in the aquarium trade. These are medium-small tetras where the largest species reach up to around . Species Th ...

'' Durbin, 1918 * '' Hemigrammus cylindricus'' Durbin, 1909 * ''

Hemigrammus diagonicus ''Hemigrammus'' is a genus of freshwater fish in the family Characidae native to South America (including Trinidad) and commonly seen in the aquarium trade. These are medium-small tetras where the largest species reach up to around . Species T ...

Mendonça Mendonça () is a Portuguese and Galician surname of Basque origin. It sometimes appears as the anglicized forms ''Mendonca'' or ''Mendonsa''. The Spanish variant is Mendoza. The name has been often linked with royalty. The name may refer to: ...

& Wosiacki, 2011 Mendonça, M.B. & Wosiacki, W.B. (2011): A New Species of ''Hemigrammus'' from the Lower Amazon Floodplain (Characiformes: Characidae). ''Copeia, 2011 (2): 211-215.'' * '' Hemigrammus durbinae''

, F. C. T. Lima & Pavanelli, 2015 Ota, R.P., Lima, F.C.T. & Pavanelli, C.S. (2015): A new species of ''Hemigrammus'' Gill, 1858 (Characiformes: Characidae) from the central and western Amazon and rio Paraná-Paraguai basins. ''Zootaxa, 3948 (2): 218–232.'' * '' Hemigrammus elegans'' (

, 1882) * ''

Hemigrammus erythrozonus ''Hemigrammus erythrozonus'', commonly known as the glowlight tetra, is a small tropical fish from the Essequibo River, Guyana, South America. It is silver in colour and a bright iridescent orange to red stripe extends from the snout to the bas ...

'' Durbin, 1909 (Glowlight tetra) * '' Hemigrammus falsus'' Meinken, 1958 * '' Hemigrammus filamentosus'' Zarske, 2011 Zarske, A. (2011): ''Hemigrammus filamentosus'' spec. nov. – der Südamerikanische Fadensalmler, ein neuer Salmler (Teleostei: Characiformes: Characidae) aus dem Araguaya-Becken in Brasilien. ''Vertebrate Zoology, 61 (1): 3-12.'' * '' Hemigrammus geisleri'' Zarske & Géry, 2007 * ''

Hemigrammus gracilis ''Hemigrammus'' is a genus of freshwater fish in the family Characidae native to South America (including Trinidad) and commonly seen in the aquarium trade. These are medium-small tetras where the largest species reach up to around . Species Th ...

'' ( Lütken, 1875) * '' Hemigrammus guyanensis'' Géry, 1959 * '' Hemigrammus haraldi'' Géry, 1961 * '' Hemigrammus hyanuary'' Durbin, 1918 (Costello tetra) * '' Hemigrammus iota'' Durbin, 1909 * '' Hemigrammus levis'' Durbin, 1908 * '' Hemigrammus luelingi'' Géry, 1964 * '' Hemigrammus lunatus'' Durbin, 1918 * ''

Hemigrammus machadoi ''Hemigrammus'' is a genus of freshwater fish in the family Characidae native to South America (including Trinidad) and commonly seen in the aquarium trade. These are medium-small tetras where the largest species reach up to around . Species T ...

, F. C. T. Lima & Pavanelli, 2014 Ota, R.P., Lima, F.C.T. & Pavanelli, C.S. (2014): A new species of ''Hemigrammus'' Gill, 1858 (Characiformes: Characidae) from the rio Madeira and rio Paraguai basins, with a redescription of ''H. lunatus''. ''Neotropical Ichthyology, 12 (2): 265-279.'' * '' Hemigrammus mahnerti'' Uj & Géry, 1989 * '' Hemigrammus marginatus'' Durbin, 1911 * '' Hemigrammus matei'' C. H. Eigenmann, 1918 * '' Hemigrammus megaceps'' Fowler, 1945 * '' Hemigrammus melanochrous'' Fowler, 1913 * ''

Hemigrammus micropterus ''Hemigrammus'' is a genus of freshwater fish in the family Characidae native to South America (including Trinidad) and commonly seen in the aquarium trade. These are medium-small tetras where the largest species reach up to around . Species Th ...

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, 1907 * '' Hemigrammus microstomus'' Durbin, 1918 * '' Hemigrammus mimus'' J. E. Böhlke, 1955 * '' Hemigrammus neptunus'' Zarske & Géry, 2002 * '' Hemigrammus newboldi'' ( Fernández-Yépez, 1949) * '' Hemigrammus ocellifer'' (

, 1882) * '' Hemigrammus ora'' Zarske, Le Bail & Géry, 2006 * ''

Hemigrammus orthus ''Hemigrammus'' is a genus of freshwater fish in the family Characidae native to South America (including Trinidad) and commonly seen in the aquarium trade. These are medium-small tetras where the largest species reach up to around . Species Th ...

'' Durbin, 1909 * '' Hemigrammus parana''

, F. R. de Carvalho, Langeani & Tatsumi, 2008 * '' Hemigrammus pretoensis'' Géry, 1965 * ''

Hemigrammus pulcher ''Hemigrammus pulcher'' is a semi-popular aquarium species, also known as the pretty tetra, garnet tetra or black wedge tetra. In the wild, the species is found near Iquitos in the Peruvian Amazon, and probably also in Brazil and Colombia ...

'' Ladiges, 1938 (Garnet tetra) * ''

Hemigrammus rhodostomus The rummy-nose tetra (''Hemigrammus rhodostomus'') is a species of tropical freshwater characin fish originating in South America, popular among fishkeepers as an aquarium fish. One of many small tetras belonging to the same genus, it is on aver ...

'' C. G. E. Ahl, 1924 (Rummy-nose tetra) * '' Hemigrammus rodwayi'' Durbin, 1909 (Gold tetra) * '' Hemigrammus rubrostriatus'' Zarske, 2015 Zarske, A. (2015)
''Hemigrammus rubrostriatus'' spec. nov. – ein neuer Salmler aus Kolumbien und Revalidierung von ''Hemigrammus falsus'' Meinken, 1958 (Teleostei: Ostariophysi: Characidae).
''Vertebrate Zoology, 65 (1): 3–14.'' * '' Hemigrammus schmardae'' (

, 1882) * ''

Hemigrammus silimoni ''Hemigrammus'' is a genus of freshwater fish in the family Characidae native to South America (including Trinidad) and commonly seen in the aquarium trade. These are medium-small tetras where the largest species reach up to around . Species T ...

'' Britski & F. C. T. Lima, 2008 * '' Hemigrammus skolioplatus'' Bertaco & T. P. Carvalho, 2005 * ''

Hemigrammus stictus ''Hemigrammus'' is a genus of freshwater fish in the family Characidae native to South America (including Trinidad) and commonly seen in the aquarium trade. These are medium-small tetras where the largest species reach up to around . Species Th ...

'' ( Durbin, 1909) * '' Hemigrammus taphorni'' Benine & G. A. M. Lopes, 2007 * '' Hemigrammus tocantinsi'' F. R. de Carvalho, Bertaco & Jerep, 2010 * '' Hemigrammus tridens'' C. H. Eigenmann, 1907 * ''

Hemigrammus ulreyi ''Hemigrammus ulreyi'', commonly known as Ulrey's tetra, is a Paraguayan tropical aquarium fish from the family Characidae named in honor of the biologist Albert B. Ulrey. It was originally named ''Tetragonopterus ulreyi'' in 1895. In the aqu ...

'' (

Boulenger Boulenger is a surname. Notable people with the surname include: * Benjamin Boulenger (born 1990), French footballer * Edward George Boulenger (1888–1946), British zoologist, director of aquarium at London Zoo * George Albert Boulenger (1858–1 ...

, 1895) * ''

Hemigrammus unilineatus ''Hemigrammus'' is a genus of freshwater fish in the family Characidae native to South America (including Trinidad) and commonly seen in the aquarium trade. These are medium-small tetras where the largest species reach up to around . Species Th ...

'' ( T. N. Gill, 1858) (Feather-fin tetra) * '' Hemigrammus vorderwinkleri'' Géry, 1963 * ''

Hemigrammus yinyang ''Hemigrammus'' is a genus of freshwater fish in the family Characidae native to South America (including Trinidad) and commonly seen in the aquarium trade. These are medium-small tetras where the largest species reach up to around . Species Th ...

'' F. C. T. Lima & L. M. Sousa, 2009

References

{{Taxonbar, from=Q134548 Characidae Freshwater fish genera Characiformes genera Taxa named by Theodore Gill