Classification / Names
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Siluriformes (Catfishes) >
Trichomycteridae (Pencil or parasitic catfishes) > Trichomycterinae
Etymology: Trichomycterus: Greek, thrix = hair + Greek, mykter, -eros = nose (Ref. 45335); pseudosilvinichthys: The specific name refers to its similarity in external appearance with the genus Silvinichthys.
Eponymy: Dr Silvina Adela Menu-Marque is an Argentinean zoologist at the Department of Biological Sciences, University of Buenos Aires, where her doctorate was awarded (2002). [...] (Ref. 128868), visit book page.
More on authors: Fernández & Vari.
Environment: milieu / climate zone / depth range / distribution range
Ecología
; agua dulce bentopelágico. Subtropical; 28°S - 30°S, 67°W - 68°W
South America: Western Argentina.
Tamaño / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 6.7 cm SL macho / no sexado; (Ref. 53320)
Collected from a small, clear water stream with rock and pebble bottom (elevation about 1800 m) (Ref. 53320).
Life cycle and mating behavior
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Fernández, L. and R.P. Vari, 2004. New species of Trichomycterus from middle elevation localities of northwestern Argentina (Siluriformes: Trichomycteridae). Copeia 2004(4):876-882. (Ref. 53320)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00977 (0.00400 - 0.02388), b=3.04 (2.84 - 3.24), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Nivel trófico (Ref.
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
Resiliencia (Ref.
120179): Bajo, población duplicada en un tiempo mínimo de 4.5-14 años (Assuming Fec < 100).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).