Classificatie / Namen
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Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Pseudocrenilabrinae
Etymology: Orthochromis: Greek, ortho = straight + Greek, chromis = a fish, perhaps a perch (Ref. 45335).
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
; zoet water benthopelagisch. Tropical
Africa: endemic to the Malagarasi River, only known the Mazimero and Nanganga rivers in Burundi (Ref. 28906).
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ? range ? - ? cm
Max length : 7.2 cm SL mannelijk / geslacht onbekend; (Ref. 28906)
Dorsale stekels (totaal) : 16 - 17; Dorsale zachte stralen (totaal) : 8 - 10; Anale stekels: 3; Anale zachte stralen: 9 - 10; Wervels: 27 - 29.
Body shape (shape guide): fusiform / normal.
Inhabits clear water rivulets with sandy and stony bottoms; sand, plant debris and algae belonging to Bacillariophyceae, Chlorophyceae and Cyanophyceae found in stomch and gut; mouthbrooder (Ref. 28906).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
A mouth brooding species. A ripening female of 5.2 cm SL contained 24 eggs of about 3 mm diameter in the abdominal cavity.
De Vos, L. and L. Seegers, 1998. Seven new Orthochromis species (Teleostei: Cichlidae) from the Malagarasi, Luiche and Rugufu basins (Lake Tanganyika drainage), with notes on their reproductive biology. Ichthyol. Explor. Freshwat. 9(4):371-420. (Ref. 28906)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Bedreigd (EN) (B1ab(iii)+2ab(iii)); Date assessed: 31 January 2006
Gevaar voor de mens
Harmless
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Schattingen op basis van modellen
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01445 (0.00671 - 0.03113), b=2.99 (2.82 - 3.16), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 2.0 ±0.00 se; based on food items.
Weerstandsvermogen (Ref.
120179): Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (Preliminary K or Fecundity.).
Kwetsbaarheid van de visserij (Ref.
59153): Low vulnerability (10 of 100).
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