Environment: milieu / Klimaatzone / Diepte / distribution range
Ecologie
; zoet water demersaal; potamodroom (Ref. 51243). Tropical; 9°S - 15°S
Africa: Lake Malawi (Nyassa) and upper Shire.
Lengte bij maturiteit / Grootte / Gewicht / Leeftijd
Maturiteit: Lm 23.7 range ? - ? cm
Max length : 34.0 cm TL mannelijk / geslacht onbekend; (Ref. 2801)
Body shape (shape guide): fusiform / normal; Cross section: oval.
Inhabits lake, but some migrate to rivers to breed (Ref. 4967). Also caught using dip nets. Found in shallow water over sandy bottoms. Feeds on usipa, Engraulicypris sardella (Ref. 5595).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Lévêque, C. and J. Daget, 1984. Cyprinidae. p. 217-342. In J. Daget, J.-P. Gosse and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ORSTOM, Paris and MRAC, Tervuren. Vol. 1. (Ref. 2801)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-1)
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: van minder commercieel belang; Aquarium: Commercieel
Tools
Speciale rapporten
Download XML
Internetbronnen
Estimates based on models
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5002 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00676 (0.00304 - 0.01503), b=3.04 (2.85 - 3.23), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.4 ±0.4 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (24 of 100).
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Nutrients (Ref.
124155): Calcium = 240 [149, 509] mg/100g; Iron = 2.27 [1.38, 3.97] mg/100g; Protein = 17.7 [16.8, 18.7] %; Omega3 = 0.495 [0.208, 1.226] g/100g; Selenium = 61.4 [25.9, 132.8] μg/100g; VitaminA = 77.1 [24.9, 241.0] μg/100g; Zinc = 1.81 [1.18, 2.74] mg/100g (wet weight);
