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Characiformes (Characins) >
Distichodontidae (Distichodus)
Etymology: Nannocharax: Latin, nannus = small + Greek, charax = a marine fish without identification (Ref. 45335); maculicauda: Named for its caudal spot.
More on authors: Vari & Géry.
Environment: milieu / climate zone / depth range / distribution range
بوم شناسي
; آب شيرين سطح زی. Tropical
Africa: Lower Guinea endemic, known from the Ntem, Mbini [=Woleu] and the Ogowe River basins (Ref. 81638).
Size / Weight / سن
Maturity: Lm ?  range ? - ? cm
Max length : 3.0 cm SL جنس نر / بدون خواص جنسي; (Ref. 7094)
خارهاي باله پشتي (کل) : 0; شعاع نرم باله پشتي (کل) : 11 - 14; خارهاي باله مخرجي: 0; شعاع نرم باله مخرجي: 12 - 13. Diagnosis: distinct, large round spot on posterior portion of caudal peduncle and mid-basal caudal fin rays (Ref. 81638).
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | تخم ها | Fecundity | توزاد ( لارو)
Daget, J. and J.-P. Gosse, 1984. Distichodontidae. p. 184-211. In J. Daget, J.-P. Gosse and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ORSTOM, Paris and MRAC, Tervuren. Vol. 1. (Ref. 7094)
وضعيت در فهرست قرمز IUCN (Ref. 130435: Version 2024-1)
خطر برای انسان ها
Harmless
استفاده انسانی
ماهي گيري – شيلات: علاقه بالقوه
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00447 (0.00189 - 0.01058), b=3.17 (2.96 - 3.38), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.1 ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).