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Trichomycterus yuska Fernández & Schaefer, 2003

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drawing shows typical species in Trichomycteridae.

Argentina country information

Common names: [No common name]
Occurrence: endemic
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Known only from the type locality: Arroyo Aguas Calientes, Departamento Tinogasta, Provincia de Catamarca, 4,050 m elevation, 27°14'S, 68°16'W (Ref. 52833). Also Ref. 84422.
National Checklist: Argentina
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/ar.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Fernández, L. and S.A. Schaefer, 2003
National Database:

Common names from other countries

... more

Classification / Names Populärnamn | synonymer | Catalog of Fishes(Släkte, Arter) | ITIS | CoL | WoRMS | Cloffa

> Siluriformes (Catfishes) > Trichomycteridae (Pencil or parasitic catfishes) > Trichomycterinae
Etymology: Trichomycterus: Greek, thrix = hair + Greek, mykter, -eros = nose (Ref. 45335).

Environment: milieu / climate zone / depth range / distribution range Ekologi

; sötvatten bentopelagisk.   Subtropical

Utbredning Länder | FAO områden | Ekosystem | Förekomster | Point map | Utplanteringar | Faunafri

South America: endemic to Argentina.

Size / Vikt / Age

Maturity: Lm ?  range ? - ? cm
Max length : 9.7 cm SL hane/ej könsbestämd; (Ref. 52833)

Short description Morfologi | Morfometri

Mjukstrålar i ryggfenan (totalt): 10-12; Mjukstrålar i analfenan: 9 - 11; Ryggkotor: 38 - 39. Head and cheek musculature hypertrophied, head shape square in dorsal view; first pectoral fin ray prolonged as a thin, short filament; tip of pelvic fin when depressed not reaching the anus; pectoral fin rays 7-8; pelvic fin short, not extending posteriorly to reach the anus; premaxilla with outer row teeth incisiform, not spatulate (Ref. 52833).

Biologi     Ordlista (t.ex. epibenthic)

Found in a small, clear-water stream with sandy bottom at an elevation of approximately 4,050 m (Ref. 52833). Feeds on aquatic insects (Ref. 52833).

Life cycle and mating behavior Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver

Main reference Upload your references | referenser | Koordinator : Pinna, Mário de | Medarbetare

Fernández, L. and S.A. Schaefer, 2003. Trichomycterus yuska, a new species from high elevations of Argentina (Siluriformes: Trichomycteridae). Ichthyol. Explor. Freshwat. 14(4):353-360. (Ref. 52833)

IUCN Red List Status (Ref. 130435)

  Not Evaluated 

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless




Human uses

FAO(Publication : search) | FishSource |

Ytterligare information

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Ekosystem
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Verktyg

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Special reports

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Summary page | Point data | Populärnamn | Photos

Internet-källor

Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes(Släkte, Arter) | DiscoverLife | ECOTOX | Faunafri | Fishtrace | GenBank(genome, nucleotide) | GloBI | GOBASE | | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Scirus | SeaLifeBase | Tree of Life | Wikipedia(Go, sök) | World Records Freshwater Fishing | Zoobank | Zoological Record

Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00977 (0.00319 - 0.02993), b=3.02 (2.77 - 3.27), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Trofisk nivå (Ref. 69278):  3.2   ±0.40 se; based on food items.
Resiliens (Ref. 120179):  Låg, lägsta populationsfördubblingstid 4,5-14 år (Assuming Fec < 100).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).