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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.
Ambiente: milieu / zona climatica / distribuzione batimetrica / gamma di distribuzione
Ecologia
; acqua dolce demersale; 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).
Dimensione / Peso / Età
Maturità: Lm ?  range ? - ? cm
Max length : 10.0 cm SL maschio/sesso non determinato; (Ref. 81260)
Spine dorsali (totale) : 14 - 16; Raggi dorsali molli (totale) : 9 - 12; Spine anali: 3; Raggi anali molli: 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).
Ciclo vitale e comportamento di accoppiamento
Maturità | Riproduzione | Deposizione | Uova | Fecondità | Larve
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)
Stato della Lista Rossa IUCN (Ref. 130435: Version 2025-2 (Global))
Minaccia per l'uomo
Harmless
Usi umani
Strumenti
Rapporti speciali
Scarica XML
Fonti Internet
Stime basate su modelli
Indice di diversità filogenetica (Fonte Biblio. 82804) |
PD50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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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). |
Livello trofico (Fonte Biblio. 69278) |
3.3 ±0.4 se; based on size and trophs of closest relatives |
Resilienza (Fonte Biblio. 120179) |
Alto, tempo minimo di raddoppiamento della popolazione meno di 15 mesi (tm<1). |
Vulnerabilità della pesca (Ref. 59153) |
Low vulnerability (15 of 100). 🛈 |