>
Siluriformes (Catfishes) >
Doradidae (Thorny catfishes) > Doradinae
Etymology: Tenellus: Derived from the Latin tener, meaning delicate, in the diminutive form, tenellus, in reference to the delicate appearance of the species included in the new genus.
Eponymy: Dr Carl Ternetz (1870–1928) was a Swiss-born ichthyologist and naturalist who first collected near Basel (1892) and subsequently collected in South America over a period of more than thirty years (from c. [...] (Ref. 128868), visit book page.
More on author: Eigenmann.
Taxonomic Remarks
Related form in Rio Negro basin; also related or possibly conspecific form in Rio Orinoco basin.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
; zoet water demersaal. Tropical
South America: Amazon River basin.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 12.9 cm SL mannelijk / geslacht onbekend; (Ref. 96153)
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Birindelli, J.L.O., 2014. Phylogenetic relationships of the South American Doradoidea (Ostariophysi: Siluriformes). Neotrop. Ichthyol. 12(3):451-564. (Ref. 97350)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Harmless
Gebruik door de mens
Tools
Speciale rapporten
Download XML
Internetbronnen
Schattingen op basis van modellen
Fylogenetische diversiteitsindex (Ref. 82804) |
PD50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
|
a=0.01230 (0.00592 - 0.02556), b=2.96 (2.78 - 3.14), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trofisch niveau (Ref. 69278) |
2.8 ±0.4 se; based on size and trophs of closest relatives |
Weerstandsvermogen (Ref. 120179) |
Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (Preliminary K or Fecundity.). |
Kwetsbaarheid van de visserij (Ref. 59153) |
Low vulnerability (16 of 100). 🛈 |