>
Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Pseudocrenilabrinae
Etymology: Trematocranus: Greek, trematos = hole + Greek, kranion = skull (Ref. 45335).
More on author: Regan.
Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
; süßwasser demersal; pH range: 7.0 - 8.5; dH range: ? - 25; tiefenbereich ? - 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.
Größe / Gewicht / Alter
Geschlechtsreife: Lm ?  range ? - ? cm
Max length : 25.0 cm TL Männchen/unbestimmt; (Ref. 5709)
Kurzbeschreibung
Bestimmungsschlüssel | Morphologie | Morphometrie
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).
Lebenszyklus und Paarungsverhalten
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fruchtbarkeit | Larven
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 Rote Liste Status (Ref. 130435: Version 2025-2 (Global))
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: kommerziell; Aquarium: Kommerziell
Tools
Zusatzinformationen
Download XML
Internet Quellen
Schätzungen auf der Grundlage von Modellen
Phylogenetischer Diversitätsindex (Ref. 82804) |
PD50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
|
a=0.01862 (0.00830 - 0.04177), b=3.02 (2.83 - 3.21), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trophische Ebene (Ref. 69278) |
3.4 ±0.58 se; based on food items. |
Widerstandsfähigkeit (Ref. 120179) |
hoch, Verdopplung der Population dauert weniger als 15 Monate. (Preliminary K or Fecundity.). |
Anfälligkeit der Fischerei (Ref. 59153) |
Low to moderate vulnerability (26 of 100). 🛈 |
Preiskategorie (Ref. 80766) |
Unknown.
|