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Gymnotiformes (Knifefishes) >
Apteronotidae (Ghost knifefishes) > Apteronotinae
Etymology: Sternarchorhynchus: Greek, sternon = sternon, + Greek, archos = anus + Greek, rhyngchos = snout (Ref. 45335); marreroi: Named for Críspulo Marrero, Universidad Nacional Experimental de los Llanos Occidentales, Venezuela.
Eponymy: Dr Críspulo Marrero (d: 1954) is an aquatic biologist who is Professor Emeritus, Universidad Nacional Experimental de los Llanos Occidentales, Venezuela, where he was a member of the faculty and Associate Researcher (1988–2017). [...] (Ref. 128868), visit book page.
More on authors: de & SantanaVari.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
; Água doce bentopelágico. Tropical
South America: central and delta regions of the Río Orinoco, Venezuela.
Tamanho / Peso / Idade
Maturity: Lm ?  range ? - ? cm
Max length : 27.8 cm TL macho/indeterminado; (Ref. 84053)
Ciclo de vida ou comportamento de acasalamento
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
de Santana, C. D. and R.P. Vari, 2010. Electric fishes of the genus Sternarchorhynchus (Teleostei, Ostariophysi, Gymnotiformes); phylogenetic and revisionary studies. Zool. J. Linn. Soc. 159:223-371. (Ref. 84053)
Status na Lista Vermelha da UICN (Ref. 130435: Version 2024-1)
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=0.00355 (0.00145 - 0.00867), b=3.06 (2.85 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.3 ±0.3 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (18 of 100).