Environment: milieu / climate zone / distribuzione batimetrica / distribution range
Ecologia
; acqua dolce demersale; potamodromo (Ref. 51243). Tropical; 9°S - 15°S
Africa: Lake Malawi (Nyassa) and upper Shire.
Length at first maturity / Size / Peso / Age
Maturità: Lm 23.7  range ? - ? cm
Max length : 34.0 cm TL maschio/sesso non determinato; (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).
Life cycle and mating behavior
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
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)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
Pesca: scarso interesse commerciale; Acquario: Commerciale
Strumenti
Special reports
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Fonti Internet
Estimates based on models
Phylogenetic diversity index (Fonte Biblio.
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).
Trophic level (Fonte Biblio.
69278): 3.4 ±0.4 se; based on size and trophs of closest relatives
Resilienza (Fonte Biblio.
120179): Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (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);