Classificatie / Names
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Siluriformes (Catfishes) >
Cetopsidae (Whale catfishes) > Cetopsinae
Etymology: Cetopsidium: From Cetopsis, the first genus proposed in subfamily Cetopsinae, and 'idium' meaning diminutive, referring to the relatively small body sizes of the members of the genus; pemon: Named for Pemon, an Amerindian tribe whose traditional territories included the area of the type locality.
Eponymy: The Pemon are an eastern Venezuelan Amerindian tribe, whose traditional territories included the localities of the holotypes of these species. (Ref. 128868), visit book page.
More on authors: Vari, Ferraris & dePinna.
Environment: milieu / climate zone / depth range / distribution range
Ecologie
; zoet water demersaal. Tropical
South America: Rio Caroni and rio Caura basins, southern tributaries of the rio Orinoco in Venezuela, the rio Meta basin of the rio Orinoco system in Colombia, and the upper portions of the rio Branco in Brazil.
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 4.3 cm SL mannelijk / geslacht onbekend; (Ref. 56045)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale zachte stralen (totaal) : 5 - 6; Anale zachte stralen: 21 - 26; Wervels: 37 - 41.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Vari, R.P., C.J. Ferraris Jr. and M.C.C. de Pinna, 2005. The neotropical whale catfishes (Siluriformes: Cetopsidae: Cetopsinae), a revisionary study. Neotrop. Ichthyol. 3(2):127-238. (Ref. 56045)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2024-2)
Gevaar voor de mens
Harmless
Gebruik door de mens
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Estimates based on models
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00501 (0.00207 - 0.01214), b=3.14 (2.93 - 3.35), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).