Trichomycterus alterus
Marini, Nichols & La Monte, 1933
Synonyms
Pygidium alterum
Length (total)
approx. 6 cm
Standard length (documented)
51.0 mm
Recommended tank size
60 cm
La Rioja, Catamaca, Cordoba
Argentina
río Salado ↓ río Belén | río del Valle ⇒ salar de Pipanaco ↓ embalse Cruz del Eje → río Cruz del Eje ↠ lago Salinas Grande ↓
˜[ -28.261,-67.019 ]
High above sea level
500 - 2500 m
Habitat river width
0.50 - 4.00 m
(Prefered) River depth
< 1.00 m
Type of water
Clear water
Substrate
sand, rocks
Hook beetle (Elmidae), ostracods (Ostracoden), Ceratopogonidae (Ceratopogonidae) (larvae), Chironomidae (Chironomidae) (larvae)
Eats plants
not known
unknown
 
v / 4 - 5 rays
6 + 6 soft rays
vi - viii / 4 - 5 rays
7 - 8 soft rays
short filament 
i / 4 rays
6 + 6 soft rays
vi - viii / 4 - 5 rays
7 - 8 soft rays
short filament 
i / 4 rays
Sympatric with
not known
- Fernández, L.A., 2000 "A new species of Trichomycterus from northwestern Argentina (Ostariophysi: Trichomycteridae)" (Ichthyological Exploration of Freshwaters) P. 352
- Reis, R.E., Kullander, S.O. & Ferraris, C.J. et.al., 2003 "Check List of the Freshwater Fishes of South and Central America" P. 279
- Marini, T.L., Nichols, J.T. & LaMonte, F.R., 1933 "Six new eastern South American Fishes examined in the American Museum of Natural History" (American Museum Novitates, No. 618, P. 2)
- Arratia, G. & Marque S.M., 1985 "New catfishes of the genus Trichomycterus from the high Andes of South America (Pisces, Siluriformes) with remarks on distribution and ecology" (Zoologische Jahrbücher. Abteilung für Anatomie und Ontogenie der Tiere, Vol. 111, P. 515)
- Fernández, L.A., 2000 "Redescription of the teleost Trichomycterus barbouri (Eigenmann, 1911), occurrence in Argentina and comparison with related species (Ostariophysi: Siluriformes: Trichomycteridae)" (Studies on Neotropical Fauna and Environment, Vol. 2000 No. 1, P. 32)
- Fernández, L. & Vari, R.P., 2002 "New Species of Trichomycterus from the Andes of Argentina with a Redescription of Trichomycterus alterus (Siluriformes: Trichomycteridae)" (Copeia, Vol. 2002 No. 3, P. 743)
- López, H.L.; Morgan, C.C. & Montenegro, M.J., 2002 "Ichthyological ecoregions of Argentina"
- López, H.L.; Miquelarena,A.M. & Menni, R.C., 2003 "Lista comentada de los peces continentales de la Argentina" (ProBiota, Serie Técnica y Didáctica, No. 5, P. 39)
- Menni, R.C., 2004 "Peces y ambientes en la Argentina continental" (Monografías del Museo Argentina Ciencias Naturales, Buenos Aires, No. 5, P. 82)
- Fernández, L. & Osinaga, K., 2006 "A new Trichomycterus (Siluriformes: Trichomycteridae) from Aguarague National Park of the Bolivian preandean region, with comments on relationships within the genus" (Environmental Biology of Fishes, Vol. 75 No. 4, P. 387)
- Ferraris, C.J. jr., 2007 "Checklist of catfishes, recent and fossil (Osteichthyes: Siluriformes), and catalogue of siluriform primary types (II)" (Zootaxa, Vol. 1418, P. 415)
- Fernández, L. & Vari, R.P., 2009 "New Species of Trichomycterus from the Andean Cordillera of Argentina (Siluriformes: Trichomycteridae)" (Copeia, Vol. 2009 No. 1, P. 198)
- Fernández, L.; Nadalin, D.O.; López, H.L. & Serio, M.J., 2015 "Colección Ictiológica del Museo de la Plata: la Familia Trichomycteridae" (ProBiota, Vol. 35, P. 9)
- Fernández, L. & Bize, J.A., 2018 "New species of Trichomycterus (Siluriformes: Trichomycteridae) from the High Andean Plateau of Argentina" (Zootaxa, Vol. 4504 No. 3, P. 366)
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2773