Teleostei (teleosts) >
Gymnotiformes (Knifefishes) >
Apteronotidae (Ghost knifefishes) > Apteronotinae
Etymology: Apteronotus: Greek, apteros = without wings / (in this cases, fins) + Greek, noton = back (Ref. 45335); eschmeyeri: Named in honor of William N. Eschmeyer who greatly contributed to ichthyology with his 'Catalog of Fishes' (Ref. 50571).
Eponymy: Dr William Neil ‘Bill’ Eschmeyer (d: 1939) is an American ichthyologist and taxonomist who is now Curator Emeritus, California Academy of Sciences, San Francisco and a Research Associate, Florida Museum of Natural History, Gainesville. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; benthopelagic. High altitude
South America: Magdalena Basin, Rio Bogotá and Rio Luisa in Colombia.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 32.0 cm SL male/unsexed; (Ref. 96624)
Short description
Identification keys | Morphology | Morphometrics
Anal soft rays: 160 - 175; Vertebrae: 77. Blotchy coloration on body, clear band from chin to the beginning of the dorsal mid-sagittal electroreceptororgan, two clear bands surrounding caudal peduncle in specimens up to 16.5 cm TL, mouth rictus passing the posterior margin of orbit (Ref. 50571).
Found in slow-flowing waters (Ref. 50571).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
de Santana, C.D., J.A. Maldonado-Ocampo, W. Severi and G.N. Mendes, 2004. Apteronotus eschmeyeri, a new species of ghost knifefish from the Magdalena Basin, Colombia (Gymnotiformes: Apteronotidae). Zootaxa 410:1-11. (Ref. 50571)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
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Internet sources
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=0.00309 (0.00151 - 0.00633), b=3.03 (2.84 - 3.22), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Ref.
69278): 3.3 ±0.3 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (29 of 100).