>
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
Ecología
; agua dulce bentopelágico. Tropical; 15°S - 16°S
South America: Olhos d' Agua Cave in Minas Gerais, Brazil.
Length at first maturity / Tamaño / Peso / Age
Maturity: Lm ?, range 4 - ? cm
Max length : 8.3 cm SL macho / no sexado; (Ref. 32807); edad máxima reportada: 7 años (Ref. 28190)
A cave-restricted species. Found mostly near the bottom and in the water column. Breeding is synchronized with the rainy season for maximum survival of the young (Ref. 32807).
Life cycle and mating behavior
Maturities | Reproducción | Spawnings | Egg(s) | Fecundities | Larva
Breeding is seasonal.
Proudlove, G.S., 1998. Checklist of cave-dwelling fishes of the world, to 1998. Unpublished. (Ref. 27299)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Pesquerías: sin interés
Herramientas
Special reports
Download XML
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=0.00851 (0.00355 - 0.02043), b=2.93 (2.74 - 3.12), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Nivel trófico (Ref.
69278): 3.3 ±0.43 se; based on food items.
Generation time: 2.6 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Resiliencia (Ref.
120179): Muy bajo, población duplicada en un tiempo mínimo superior a 14 años (tmax= 7; K= 0.02;).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).