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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.
Environment: milieu / climate zone / depth range / distribution range
экология
; пресноводный донно-пелагический; 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.
Size / Вес / Возраст
Maturity: Lm ?  range ? - ? cm
Max length : 5.3 cm SL самец/пол неопределен; (Ref. 26742)
Краткое описание
определительные ключи | морфология | морфометрия
колючие лучи спинного плавника (общее число) : 17; членистые (мягкие) лучи спинного плавника (общее число) : 7 - 8; колючие лучи анального плавника: 3; членистые (мягкие) лучи анального плавника: 8; позвонки: 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).
Life cycle and mating behavior
половая зрелость | размножение | нерест | икра | Fecundity | личинки
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)
Статус Красного Списка МСОП (Ref. 130435: Version 2024-1)
Угроза для людей
Harmless
Использование человеком
дополнительная информация
инструменты
Специальные отчеты
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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=0.03020 (0.01346 - 0.06774), b=3.03 (2.84 - 3.22), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.1 ±0.6 se; based on size and trophs of closest relatives
устойчивость к внешним воздействиям (Ref.
120179): высокий, минимальное время удвоения популяции до 15 месяцев (tm<1).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).