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Characiformes (Characins) >
Anostomidae (Headstanders) > Leporininae
Etymology: Schizodon: Greek, schizein = to divide + Greek, odous = teeth (Ref. 45335).
Eponymy: Not an eponym: corti is the common name for this fish in the area of Lake Maracaibo, Venezuela. (Ref. 128868), visit book page.
More on author: Schultz.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
; zoet water benthopelagisch. Tropical
South America: rivers draining into Lake Maracaibo.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 40.0 cm SL mannelijk / geslacht onbekend; (Ref. 26543)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale zachte stralen (totaal) : 12; Anale zachte stralen: 10; Wervels: 40 - 41. With 5 1/2 scales in a transverse series between the lateral line and the origin of the dorsal fin; with 5 scales between the lateral line and the origin of the anal fin; presence of three cusps on all jaw teeth; fourth blotch of dark pigmentation on the mid-lateral surface of the body is centered distinctly anterior of the vertical line through the origin of the adipose fin; relatively longer post-orbital portion of the head (0.40- 0.47 of HL); and lack of dark mid-lateral stripe; pored lateral-line scales from supracleithrum to end of lateral line 43 to 45; all scales of lateral line pored.
Body shape (shape guide): fusiform / normal.
Adults feed on fresh leaves and grasses (Ref. 26543). Distinct pairs breed on densely grown weedy places (Ref. 205).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Distinct pairs breed on densely grown weedy places (Ref. 205).
Vari, R.P. and S.J. Raredon, 1991. The genus Schizodon (Teleostei: Ostariophysi: Anostomidae) in Venezuela, a reappraisal. Proc. Biol. Soc. Wash. 104(1):12-22. (Ref. 28837)
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
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Internetbronnen
Schattingen op basis van modellen
Fylogenetische diversiteitsindex (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=0.01096 (0.00511 - 0.02351), b=3.07 (2.89 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trofisch niveau (Ref. 69278) |
2.0 ±0.00 se; based on food items. |
Weerstandsvermogen (Ref. 120179) |
Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Preliminary K or Fecundity.). |
Kwetsbaarheid van de visserij (Ref. 59153) |
Moderate to high vulnerability (49 of 100). 🛈 |