Klassifizierung / Names
Namen | Synonyme | Catalog of Fishes(Gattung, Arten) | ITIS | CoL | WoRMS | Cloffa
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Siluriformes (Catfishes) >
Trichomycteridae (Pencil or parasitic catfishes) > Trichomycterinae
Etymology: Trichomycterus: Greek, thrix = hair + Greek, mykter, -eros = nose (Ref. 45335); donascimientoi: 'donascimientoi', i.e., named in honor of Carlos DoNascimiento (Ref. 119397).
Eponymy: Dr Carlos Luis DoNascimiento Montoya (d: 1973) is a Venezuelan ichthyologist. [...] (Ref. 128868), visit book page.
Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
; süßwasser demersal. Tropical
South America: Colombia.
Größe / Gewicht / Alter
Geschlechtsreife: Lm ?  range ? - ? cm
Max length : 8.0 cm SL Männchen/unbestimmt; (Ref. 119397)
Kurzbeschreibung
Bestimmungsschlüssel | Morphologie | Morphometrie
It is distinguished by having 33-34 free vertebrae, minimal coloration, reduction or absence of cornea, long nasal and maxillary barbels, nine branching pectoral-fin rays, where the first ray is prolonged as a long filament (to about 80% of pectoral-fin length), a rounded caudal fin, the upper part longer than the lower part and a coloration of light-red to pale rose.
This endemic species is exclusive to hipogean environments of the de Gedania cave, near Gran Curi River, Magdalena River system, Colombia. The largest specimen observed was 7.99 cm, standard length (Ref. 119397).
Lebenszyklus und Paarungsverhalten
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fruchtbarkeit | Larven
Castellanos-Morales, C.A., 2018. A new species of cave catfish, genus Trichomycterus (Siluriformes: Trichomycteridae), from the Magdalena River system, Cordillera Oriental, Colombia. Biota Colombiana 19(Sup. 1):117-226. (Ref. 119397)
IUCN Rote Liste Status (Ref. 130435: Version 2025-2 (Global))
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: nicht kommerziell
Tools
Zusatzinformationen
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Internet Quellen
Schätzungen auf der Grundlage von Modellen
Phylogenetischer Diversitätsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00912 (0.00396 - 0.02102), b=2.97 (2.79 - 3.15), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Trophische Ebene (Ref.
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
Anfälligkeit der Fischerei (Ref.
59153): Low vulnerability (10 of 100).
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