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Characiformes (Characins) >
Stevardiidae (Stevardiids) > Diapominae
Etymology: Knodus: Greek, knodon, -ontos = knife, sword (Ref. 45335).
Eponymy: Dr William J Moenkhaus (1871–1947) was an American geneticist and ichthyologist who became Professor of Physiology at Indiana University Medical School (1904–1941), where he was Eigenmann’s colleague. [...] (Ref. 128868), visit book page.
More on authors: Eigenmann & Kennedy.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten bentopelagisk. Tropical
South America: Paraguay River basin (Ref. 38376). Reported from the Amazon River basin (Ref. 6329).
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 4.5 cm TL hane/ej könsbestämd; (Ref. 38376)
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Ortega, H. and R.P. Vari, 1986. Annotated checklist of the freshwater fishes of Peru. Smithson. Contrib. Zool. (437):1-25. (Ref. 6329)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Verktyg
Särskilda rapporter
Ladda ner XML
Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01445 (0.00735 - 0.02844), b=2.96 (2.78 - 3.14), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
2.6 ±0.0 se; based on diet studies. |
Sårbarhet i fisket (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |