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Fish Identification: Find Species

Class: Actinopteri
Order: Characiformes
Family: Characidae Characins; tetras
Subfamily: Stethaprioninae
Genus: Astyanax

(See list of species below)



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115 species
(see list below)
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South America
Max. Length 14 cm SL
Astyanax abramis (Jenyns, 1842)

Photo by Photo by Petersen, P.
 
Astyanax abramis
[]
No picture found

Max. Length 7.5 cm SL

 
Astyanax acatlanensis
[]



Central America
Max. Length 12 cm SL
Astyanax aeneus (Günther, 1860)

Photo by Photo by Molina, A.
 
Astyanax aeneus
[Banded tetra]
No picture found


 
Astyanax altior
[Yucatan tetra]



South America
Max. Length 16.4 cm TL
Astyanax altiparanae Garutti & Britski, 2000

Photo by Photo by Sazima, I.
 
Astyanax altiparanae
[]
No picture found


 
Astyanax angustifrons
[]



South America
Max. Length 6.1 cm SL
Astyanax aramburui Protogino, Miquelarena & López, 2006

Photo by Photo by Protogino, L.C.
 
Astyanax aramburui
[]



South America
Max. Length 4.5 cm SL
Astyanax argyrimarginatus Garutti, 1999

Photo by Photo by Salgado, F.L.K.
 
Astyanax argyrimarginatus
[]



South America
Max. Length 15 cm SL
Astyanax asuncionensis Géry, 1972

Photo by Photo by Cavallaro, M.R./Froehlich, O.
 
Astyanax asuncionensis
[]
No picture found

Max. Length 10.3 cm SL

 
Astyanax atratoensis
[]
No picture found

Max. Length 6 cm SL

 
Astyanax aurocaudatus
[]
No picture found

Max. Length 9.5 cm SL

 
Astyanax bacalarensis
[]
No picture found

Max. Length 7.8 cm SL

 
Astyanax bagual
[]



Central America
Max. Length 6.9 cm SL
Astyanax baileyi (Rosen, 1972)

Photo by Photo by Estrada Anaya, R.A.
 
Astyanax baileyi
[]



South America
Max. Length 17.5 cm TL
Astyanax bimaculatus (Linnaeus, 1758)

Photo by Photo by Eakins, R.
 
Astyanax bimaculatus
[Twospot astyanax]
No picture found

Max. Length 5.2 cm SL

 
Astyanax biotae
[]



South America
Max. Length 9.0 cm SL
Astyanax boliviensis Ruiz-C., Román-Valencia, Taphorn, Buckup & Ortega, 2018

Photo by Photo by Ruiz-C., R.I. et al., 2018
 
Astyanax boliviensis
[]
No picture found


 
Astyanax bourgeti
[]
No picture found

Max. Length 6.4 cm SL

 
Astyanax brachypterygium
[]



Central America
Max. Length 15 cm SL
Astyanax bransfordii (Gill, 1877)

Photo by Photo by Estrada Anaya, R.A.
 
Astyanax bransfordii
[]
No picture found

Max. Length 10 cm TL

 
Astyanax brevirhinus
[]
No picture found


 
Astyanax caucanus
[]
No picture found


 
Astyanax chaparae
[]
No picture found

Max. Length 7.2 cm SL

 
Astyanax clavitaeniatus
[]
No picture found

Max. Length 5.4 cm SL

 
Astyanax cocibolca
[]
No picture found


 
Astyanax cordovae
[]
No picture found

Max. Length 7.2 cm SL

 
Astyanax courensis
[]
No picture found

Max. Length 8.9 cm SL

 
Astyanax cremnobates
[]
No picture found

Max. Length 5.3 cm SL

 
Astyanax cubilhuitz
[]
No picture found


 
Astyanax depressirostris
[]
No picture found

Max. Length 13.6 cm SL

 
Astyanax dissimilis
[]
No picture found

Max. Length 3.3 cm SL

 
Astyanax dnophos
[]
No picture found

Max. Length 19.3 cm SL

 
Astyanax dorioni
[]
No picture found

Max. Length 9 cm SL

 
Astyanax douradilho
[]
No picture found


 
Astyanax elachylepis
[]



South America, Colombia.
Max. Length 9.0 cm SL
Astyanax embera Ruiz-C., Román-Valencia, Taphorn, Buckup & Ortega, 2018

Photo by Photo by Ruiz-C., R.I. et al., 2018
 
Astyanax embera
[]
No picture found

Max. Length 5.9 cm SL

 
Astyanax epiagos
[]
No picture found

Max. Length 10.0 cm SL

 
Astyanax eremus
[]
No picture found


 
Astyanax fasslii
[]
No picture found

Max. Length 8.5 cm SL

 
Astyanax filiferus
[]



South America
Max. Length 11.0 cm
Astyanax gandhiae Ruiz-C., Román-Valencia, Taphorn, Buckup & Ortega, 2018

Photo by Photo by Ruiz-C., R.I. et al., 2018
 
Astyanax gandhiae
[]
No picture found


 
Astyanax gisleni
[]



South America

Astyanax goyacensis Eigenmann, 1908

Photo by Photo by Garutti, G.F.
 
Astyanax goyacensis
[]
No picture found

Max. Length 9 cm SL

 
Astyanax goyanensis
[]
No picture found


 
Astyanax gracilior
[]
No picture found

Max. Length 9.6 cm SL

 
Astyanax guaricana
[]
No picture found

Max. Length 17 cm SL

 
Astyanax gymnodontus
[]
No picture found

Max. Length 11.1 cm SL

 
Astyanax henseli
[]
No picture found


 
Astyanax integer
[]
No picture found

Max. Length 5.1 cm SL

 
Astyanax jacobinae
[Piaba]



South America
Max. Length 14.5 cm SL
Astyanax jacuhiensis (Cope, 1894)

Photo by Photo by Roselet, F.F.G.
 
Astyanax jacuhiensis
[]
No picture found

Max. Length 7.6 cm SL

 
Astyanax jenynsii
[]
No picture found

Max. Length 7.7 cm SL

 
Astyanax joaovitori
[]
No picture found

Max. Length 7.6 cm SL

 
Astyanax jordanensis
[]



North America
Max. Length 10 cm TL
Astyanax jordani (Hubbs & Innes, 1936)

Photo by Photo by Freiberg, J.
 
Astyanax jordani
[]



South America

Astyanax kennedyi Géry, 1964

Photo by Photo by Hippocampus-Bildarchiv
 
Astyanax kennedyi
[]
No picture found

Max. Length 10.4 cm SL

 
Astyanax keronolepis
[]
No picture found


 
Astyanax kompi
[]
No picture found

Max. Length 8.8 cm SL

 
Astyanax kullanderi
[]



South America
Max. Length 9.3 cm SL
Astyanax lacustris (Lütken, 1875)

Photo by Photo by Salgado, F.L.K.
 
Astyanax lacustris
[]
No picture found

Max. Length 8.9 cm SL

 
Astyanax laticeps
[]



South America
Max. Length 6 cm TL
Astyanax leopoldi Géry, Planquette & Le Bail, 1988

Photo by Photo by Hippocampus-Bildarchiv
 
Astyanax leopoldi
[]



South America
Max. Length 12 cm SL
Astyanax lineatus (Perugia, 1891)

Photo by Photo by Petersen, P.
 
Astyanax lineatus
[]
No picture found


 
Astyanax longior
[]
No picture found

Max. Length 18.6 cm SL

 
Astyanax longirhinus
[]
No picture found

Max. Length 6.7 cm SL

 
Astyanax macal
[]
No picture found

Max. Length 7.6 cm SL

 
Astyanax maculisquamis
[]



South America
Max. Length 17.3 cm SL
Astyanax magdalenae Eigenmann & Henn, 1916

Photo by Photo by Galvis, G./Mojica, J.I./Camargo, M.
 
Astyanax magdalenae
[]



South America
Max. Length 25 cm TL
Astyanax maximus (Steindachner, 1876)

Photo by Photo by Castro-Lima, F.
 
Astyanax maximus
[]
No picture found


 
Astyanax megaspilura
[]



North America
Max. Length 12 cm TL
Astyanax mexicanus (De Filippi, 1853)

Photo by Photo by The Native Fish Conservancy
 
Astyanax mexicanus
[Mexican tetra]
No picture found

Max. Length 9.1 cm SL

 
Astyanax microlepis
[]
No picture found

Max. Length 5.5 cm SL

 
Astyanax microschemos
[]
No picture found

Max. Length 10.8 cm SL

 
Astyanax minor
[]
No picture found


 
Astyanax myersi
[]
No picture found

Max. Length 10 cm TL

 
Astyanax nasutus
[]



Central America

Astyanax nicaraguensis Eigenmann & Ogle, 1907

Photo by Photo by JJPhoto
 
Astyanax nicaraguensis
[]
No picture found

Max. Length 3.3 cm SL

 
Astyanax novae
[]
No picture found


 
Astyanax obscurus
[]
No picture found

Max. Length 10.5 cm SL

 
Astyanax ocotal
[]
No picture found


 
Astyanax orbignyanus
[]



South America
Max. Length 10.8 cm SL
Astyanax orthodus Eigenmann, 1907

Photo by Photo by Pacheco Chaves, B.
 
Astyanax orthodus
[]
No picture found


 
Astyanax paraguayensis
[]
No picture found


 
Astyanax paranahybae
[]
No picture found

Max. Length 7.8 cm SL

 
Astyanax pedri
[]
No picture found

Max. Length 9.1 cm SL

 
Astyanax pirabitira
[]
No picture found


 
Astyanax pirapuan
[]
No picture found


 
Astyanax poetzschkei
[]
No picture found

Max. Length 11.9 cm SL

 
Astyanax procerus
[]
No picture found

Max. Length 7.5 cm SL

 
Astyanax rioverde
[]
No picture found


 
Astyanax robustus
[]



Central and South America

Astyanax ruberrimus Eigenmann, 1913

Photo by Photo by Brown, C.
 
Astyanax ruberrimus
[]
No picture found

Max. Length 4.8 cm SL

 
Astyanax rupununi
[]
No picture found

Max. Length 5.9 cm SL

 
Astyanax saltor
[]
No picture found

Max. Length 6.1 cm SL

 
Astyanax salvatoris
[]



South America
Max. Length 7.8 cm SL
Astyanax scabripinnis (Jenyns, 1842)

Photo by Photo by Sazima, I.
 
Astyanax scabripinnis
[]
No picture found

Max. Length 3.0 cm SL

 
Astyanax scintillans
[]
No picture found

Max. Length 12 cm SL

 
Astyanax serratus
[]



South America
Max. Length 9.4 cm SL
Astyanax siapae Garutti, 2003

Photo by Photo by Castro-Lima, F.
 
Astyanax siapae
[]
No picture found


 
Astyanax stilbe
[]



South America

Astyanax superbus Myers, 1942

Photo by Photo by Ruiz-C., R.I. et al., 2018
 
Astyanax superbus
[]



South America

Astyanax symmetricus Eigenmann, 1908

Photo by Photo by Hippocampus-Bildarchiv
 
Astyanax symmetricus
[]
No picture found

Max. Length 6.3 cm SL

 
Astyanax tamiahua
[]
No picture found

Max. Length 7.5 cm SL

 
Astyanax tehuacanensis
[]
No picture found

Max. Length 8.2 cm SL

 
Astyanax totae
[]
No picture found


 
Astyanax trierythropterus
[]



South America
Max. Length 6.5 cm SL
Astyanax turmalinensis Triques, Vono & Caiafa, 2003

Photo by Photo by Triques, M.L.
 
Astyanax turmalinensis
[]
No picture found


 
Astyanax unitaeniatus
[]
No picture found

Max. Length 7.9 cm SL

 
Astyanax utiariti
[]



South America
Max. Length 15 cm TL
Astyanax validus Géry, Planquette & Le Bail, 1991

Photo by Photo by Brosse, S.
 
Astyanax validus
[]
No picture found

Max. Length 8.3 cm SL

 
Astyanax varzeae
[]
No picture found

Max. Length 5 cm TL

 
Astyanax venezuelae
[]



South America
Max. Length 4.3 cm SL
Astyanax vermilion Zanata & Camelier, 2009

Photo by Photo by Zanata, A.M.
 
Astyanax vermilion
[]



South America
Max. Length 11.4 cm SL
Astyanax villwocki Zarske & Géry, 1999

Photo by Photo by MNHN
 
Astyanax villwocki
[]



South America
Max. Length 7.7 cm SL
Astyanax yariguies (Torres-Mejia, Hernández & Senechal, 2012)

Photo by Photo by Ruiz-C., R.I. et al., 2018
 
Astyanax yariguies
[]



115

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Scientific Name English Name Distribution Max. Length (cm) Year
Astyanax abramis South America 14 SL 1842
Astyanax acatlanensis Central America 7.5 SL 2017
Astyanax aeneus Banded tetra Central America 12 SL 1860
Astyanax altior Yucatan tetra North America 1936
Astyanax altiparanae South America 16.4 TL 2000
Astyanax angustifrons Central America 1908
Astyanax aramburui South America 6.1 SL 2006
Astyanax argyrimarginatus South America 4.5 SL 1999
Astyanax asuncionensis South America 15 SL 1972
Astyanax atratoensis South America 10.3 SL 1907
Astyanax aurocaudatus South America 6 SL 1913
Astyanax bacalarensis Central America 9.5 SL 2017
Astyanax bagual South America 7.8 SL 2015
Astyanax baileyi Central America 6.9 SL 1972
Astyanax bimaculatus Twospot astyanax South America 17.5 TL 1758
Astyanax biotae South America 5.2 SL 2004
Astyanax boliviensis South America 9.0 SL 2018
Astyanax bourgeti South America 1908
Astyanax brachypterygium South America 6.4 SL 2001
Astyanax bransfordii Central America 15 SL 1877
Astyanax brevirhinus South America 10 TL 1908
Astyanax caucanus South America 1879
Astyanax chaparae South America 1943
Astyanax clavitaeniatus South America 7.2 SL 2003
Astyanax cocibolca Central America 5.4 SL 2008
Astyanax cordovae South America 1880
Astyanax courensis South America 7.2 SL 2010
Astyanax cremnobates South America 8.9 SL 2001
Astyanax cubilhuitz Central America 5.3 SL 2017
Astyanax depressirostris South America 1908
Astyanax dissimilis South America 13.6 SL 2010
Astyanax dnophos South America 3.3 SL 2004
Astyanax dorioni Central America 19.3 SL 1970
Astyanax douradilho South America 9 SL 2014
Astyanax elachylepis South America 2005
Astyanax embera South America, Colombia. 9.0 SL 2018
Astyanax epiagos South America 5.9 SL 2008
Astyanax eremus South America 10.0 SL 2014
Astyanax fasslii South America 1915
Astyanax filiferus South America 8.5 SL 1913
Astyanax gandhiae South America 11.0 2018
Astyanax gisleni South America 1943
Astyanax goyacensis South America 1908
Astyanax goyanensis South America 9 SL 1944
Astyanax gracilior South America 1908
Astyanax guaricana South America 9.6 SL 2013
Astyanax gymnodontus South America 17 SL 1911
Astyanax henseli South America 11.1 SL 2006
Astyanax integer South America 1930
Astyanax jacobinae Piaba Astyanax jacobinae 5.1 SL 2008
Astyanax jacuhiensis South America 14.5 SL 1894
Astyanax jenynsii South America 7.6 SL 1877
Astyanax joaovitori South America 7.7 SL 2017
Astyanax jordanensis South America 7.6 SL 2009
Astyanax jordani North America 10 TL 1936
Astyanax kennedyi South America 1964
Astyanax keronolepis South America 10.4 SL 2019
Astyanax kompi Central America 1938
Astyanax kullanderi South America 8.8 SL 1995
Astyanax lacustris South America 9.3 SL 1875
Astyanax laticeps South America 8.9 SL 1894
Astyanax leopoldi South America 6 TL 1988
Astyanax lineatus South America 12 SL 1891
Astyanax longior South America 1878
Astyanax longirhinus South America 18.6 SL 2010
Astyanax macal Central America 6.7 SL 2017
Astyanax maculisquamis South America 7.6 SL 1997
Astyanax magdalenae South America 17.3 SL 1916
Astyanax maximus South America 25 TL 1876
Astyanax megaspilura South America 1944
Astyanax mexicanus Mexican tetra North America 12 TL 1853
Astyanax microlepis South America 9.1 SL 1913
Astyanax microschemos South America 5.5 SL 2006
Astyanax minor South America 10.8 SL 2010
Astyanax myersi South America 1950
Astyanax nasutus Central America 10 TL 1907
Astyanax nicaraguensis Central America 1907
Astyanax novae South America 3.3 SL 1911
Astyanax obscurus South America 1870
Astyanax ocotal Central America 10.5 SL 2017
Astyanax orbignyanus South America 1850
Astyanax orthodus South America 10.8 SL 1907
Astyanax paraguayensis South America 1918
Astyanax paranahybae South America 1911
Astyanax pedri South America 7.8 SL 1908
Astyanax pirabitira South America 9.1 SL 2013
Astyanax pirapuan South America 2011
Astyanax poetzschkei South America 1932
Astyanax procerus South America 11.9 SL 2013
Astyanax rioverde Central America 7.5 SL 2017
Astyanax robustus Central America 1912
Astyanax ruberrimus Central and South America 1913
Astyanax rupununi South America 4.8 SL 1914
Astyanax saltor South America 5.9 SL 1960
Astyanax salvatoris Central America 6.1 SL 2017
Astyanax scabripinnis South America 7.8 SL 1842
Astyanax scintillans South America 3.0 SL 1928
Astyanax serratus South America 12 SL 2010
Astyanax siapae South America 9.4 SL 2003
Astyanax stilbe South America 1870
Astyanax superbus South America 1942
Astyanax symmetricus South America 1908
Astyanax tamiahua Central America 6.3 SL 2017
Astyanax tehuacanensis Central Ameica 7.5 SL 2017
Astyanax totae South America 8.2 SL 2005
Astyanax trierythropterus South America 1970
Astyanax turmalinensis South America 6.5 SL 2003
Astyanax unitaeniatus South America 1998
Astyanax utiariti South America 7.9 SL 2007
Astyanax validus South America 15 TL 1991
Astyanax varzeae South America 8.3 SL 2007
Astyanax venezuelae South America 5 TL 1944
Astyanax vermilion South America 4.3 SL 2009
Astyanax villwocki South America 11.4 SL 1999
Astyanax yariguies South America 7.7 SL 2012



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