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Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Pseudocrenilabrinae
Etymology: Parananochromis: Greek, para = the side of + Latin, nannus = small + Greek, chromis = a fish, perhaps a perch (Ref. 45335).
More on author: Boulenger.
Environment: milieu / climate zone / تغييرات عمق / distribution range
بوم شناسي
; آب شيرين نزديك كف زي; pH range: 6.0 - ? ; dH range: ? - 2. Tropical; 23°C - 25°C (Ref. 2060)
Africa: drainages of the Lokundje, Nyong, Ntem and Dja (Cameroon) (Ref. 81260). Also in the Ntem system in Gabon (Ref. 81260) and Equatorial Guinea (Ref. 5673). Restricted to forested areas (Ref. 5673).
Size / Weight / سن
بلوغ: Lm ? range ? - ? cm
Max length : 10.0 cm SL جنس نر / بدون خواص جنسي; (Ref. 81260)
خارهاي باله پشتي (کل) : 14 - 16; شعاع نرم باله پشتي (کل) : 9 - 12; خارهاي باله مخرجي: 3; شعاع نرم باله مخرجي: 6 - 8. Diagnosis: lachrymal plus four tubular infraorbitals; slight gap between third and fourth tubular infraorbital; snout rounded; soft dorsal and anal fins, and caudal fin usually densely marked with vertically aligned rows of maculae in both sexes, those on caudal fin coalesced and usually forming a series of vertical bands (Ref. 81260).
Body shape (shape guide): fusiform / normal.
Monogamous, biparental, substrate spawner displaying some degree of sexual dichromatism (Ref. 81260). Pair-bonding, cave spawner (Ref. 52307).
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | تخم ها | Fecundity | توزاد ( لارو)
Spawns in caves.
Daget, J., 1991. Parananochromis. p. 356-357. 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. 5673)
وضعيت در فهرست قرمز IUCN (Ref. 130435: Version 2025-1)
خطر برای انسان ها
Harmless
استفاده انسانی
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
Estimates based on models
Phylogenetic diversity index (مرجع
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01445 (0.00674 - 0.03099), b=2.99 (2.82 - 3.16), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (مرجع
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
جهندگی (مرجع
120179): زياد, كمينه زمان لازم براي دو برابر شدن جمعيت ، كمتر از 15 ماه (tm<1).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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