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Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Cichlinae
Etymology: Mazarunia: Taken from river Mazaruni; local habitat of this fish (Ref. 45335); mazarunii: Named after the river Mazaruni, where the type series was collected.
Eponymy: This is a toponym referring to the Mazaruni river system in Guyana. This is a toponym referring to the Mazaruni river system in Guyana. (Ref. 128868), visit book page.
More on author: Kullander.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
; zoet water benthopelagisch; pH range: 5.8 - 7.2; dH range: ? - 8. Tropical; 20°C - 30°C (Ref. 13614)
South America: Essequibo River drainage, in the upper Mazaruni River near Kamarang, Guyana.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 5.3 cm SL mannelijk / geslacht onbekend; (Ref. 26742)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 17; Dorsale zachte stralen (totaal) : 7 - 8; Anale stekels: 3; Anale zachte stralen: 8; Wervels: 26. Distinguished from all other cichlids by its color pattern and its short, low vertical fins. Presence of a series of 8 dark vertical markings, the anteriormost through the eye, the fourth from anteriormost bearing a large midlateral blotch; the fins are immaculate (Ref. 26742).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Both parents tend the clutch. Larvae are often deposited in little holes in the roots.
Kullander, S.O., 1990. Mazarunia mazarunii (Teleostei: Cichlidae), a new genus and species from Guyana, South America. Ichthyol. Explor. Freshwat. 1(1):3-14. (Ref. 26742)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Harmless
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Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.03020 (0.01328 - 0.06866), b=3.03 (2.84 - 3.22), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.1 ±0.5 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (tm<1).
Kwetsbaarheid van de visserij (Ref.
59153): Low vulnerability (10 of 100).
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