Environment: milieu / climate zone / depth range / distribution range
Ecologie
; zoet water benthopelagisch; pH range: 6.0 - 7.2; dH range: ? - 10. Tropical; 22°C - 26°C (Ref. 2060)
South America: coastal rivers of the Guianas and São Francisco River basin.
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 18.0 cm TL mannelijk / geslacht onbekend; (Ref. 2060); 20.0 cm TL (female)
Adults occur in creeks with swift water flow, over sandy and rocky bottoms. Prey on invertebrates (Ref. 12225). Distinct pairs breed on densely grown weedy places. Males tend to remain near the nesting site (Ref. 205).
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven
Distinct pairs breed on densely grown weedy places. Males tend to remain near the nesting site (Ref. 205).
Planquette, P., P. Keith and P.-Y. Le Bail, 1996. Atlas des poissons d'eau douce de Guyane. Tome 1. Collection du Patrimoine Naturel Volume 22, MNHN, Paris & INRA, Paris. 429 p. (Ref. 12225)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: commercieel; Aquarium: Commercieel
Tools
Speciale rapporten
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Internetbronnen
Estimates based on models
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00631 (0.00382 - 0.01041), b=2.95 (2.81 - 3.09), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.5 ±0.37 se; based on food items.
Weerstandsvermogen (Ref.
120179): Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).