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Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Pseudocrenilabrinae
Etymology: Trematocranus: Greek, trematos = hole + Greek, kranion = skull (Ref. 45335).
More on author: Regan.
Environment: milieu / climate zone / depth range / distribution range
Ecología
; agua dulce demersal; pH range: 7.0 - 8.5; dH range: ? - 25; rango de profundidad ? - 32 m (Ref. 55954). Tropical; 24°C - 26°C (Ref. 2060); 9°S - 17°S
Africa: Widespread in Lake Malawi, upper Shire River and Lake Malombe.
Tamaño / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 25.0 cm TL macho / no sexado; (Ref. 5709)
Shallow-water species (Ref. 267, 55954), especially in swards of Vallisneria (Ref. 267). Feeds mainly on gastropods, including Gabiella stanleyi, which is commonly found on the leaves of Vallisneria (Ref. 267).
Life cycle and mating behavior
Maturities | Reproducción | Spawnings | Egg(s) | Fecundities | Larva
The female can carry over 100 young in her mouth.
Maréchal, C., 1991. Trematocranus. p. 516-517. In J. Daget, J.-P. Gosse, G.G. Teugels and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ISNB, Brussels; MRAC, Tervuren; and ORSTOM, Paris. Vol. 4. (Ref. 5709)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Pesquerías: comercial; Acuario: Comercial
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Nivel trófico (Ref.
69278): 3.4 ±0.58 se; based on food items.
Resiliencia (Ref.
120179): Alto, población duplicada en un tiempo mínimo inferior a 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (15 of 100).