Common names from other countries
Classificação / Names
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Siluriformes (Catfishes) >
Loricariidae (Armored catfishes) > Hypostominae
Etymology: Hemiancistrus: Greek, hemi = the half + Greek, agkistron = hook (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Ecologia
; Água doce demersal. Tropical
South America: rio Orinoco and rio Casiquiare drainages in Venezuela.
Tamanho / Peso / Idade
Maturity: Lm ?  range ? - ? cm
Max length : 15.0 cm SL macho/indeterminado; (Ref. 56038)
Descrição suscinta
Chaves de identificação | Morfologia | Morfometria
Espinhos dorsais (total) : 2; Raios dorsais (total) : 7. Distinguished from all other ancistrins by coloration, lacking a connection between the dorsal and adipose fins and having less than 30 teeth per jaw ramus (Ref. 56038).
Facultative air-breathing in the genus (Ref. 126274); Found most frequently in cracks and interstitial spaces of granitic rocks in flowing water (Ref. 56038).
Ciclo de vida ou comportamento de acasalamento
Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas
Werneke, D.C., M.H. Sabaj, N.K. Lujan and J.W. Armbruster, 2005. Baryancistrus demantoides and Hemiancistrus subviridis, two new uniquely colored species of catfishes from Venezuela (Siluriformes: Loricariidae). Neotrop. Ichthyol. 3(4):533-542. (Ref. 56038)
Status na Lista Vermelha da UICN (Ref. 130435)
CITES (Ref. 128078)
Not Evaluated
Ameaça para os humanos
Harmless
Uso pelos humanos
Ferramentas
Relatórios especiais
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Fontes da internet
Estimates based on models
Índice de diversidade filogenética (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01514 (0.00712 - 0.03216), b=2.97 (2.80 - 3.14), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Resiliência (Ref.
120179): médio(a), tempo mínimo de duplicação da população 1,4 - 4,4 anos (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).