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Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Pseudocrenilabrinae
Eponymy: Professor Dr Walter Norbert Verheyen (1932–2005) was a Belgian zoologist and mammologist who was a professor at the Biology Department of the University of Antwerp. [...] (Ref. 128868), visit book page.
Ambiente: milieu / zona climática / intervalo de profundidade / gama de distribuição
Ecologia
; Água doce bentopelágico. Tropical; 24°C - 26°C (Ref. 12468); 8°N - 5°N
Africa: Cavally and Nipoué (= Cess) Rivers in Côte d'Ivoire and Liberia; also reported from the upper St. John River in Liberia (Ref. 7378, 53405).
Tamanho / Peso / Idade
Maturidade: Lm ?  range ? - ? cm
Max length : 27.0 cm TL macho/indeterminado; (Ref. 5163)
Espinhos dorsais (total) : 15 - 16; Raios dorsais moles (total) : 12 - 13; Espinhos anais: 3; Raios anais moles: 9 - 10. Diagnosis: lower pharyngeal bone about as long as broad, with anterior lamella shorter than toothed area; median pharyngeal teeth not broadened; upper part of caudal fin yellow-orange, lower part greyish; dorsal fin with 15-16 spines and 12-14 soft rays; 9-13 lower gill-rakers (Ref. 53405).
Mainly herbivorous, but also takes small amounts of insects; pair-bonding, biparental, open substrate spawner that builds large, deep pits on the river bottom (Ref. 52307).
Ciclo de vida e comportamento de acasalamento
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
Dunz, A.R. and U.K. Schliewen, 2013. Molecular phylogeny and revised classification of the haplotilapiine cichlid fishes formerly referred to as "Tilapia". Mol. Phylogenet. Evol. 68(1):64-80. (Ref. 93285)
Categoria na Lista Vermelha da IUCN (Ref. 130435: Version 2025-2 (Global))
Ameaça para o homem
Harmless
Utilização humana
Pescarias: sem interesse
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da internet
Estimativas baseadas em modelos
Índice de diversidade filogenética (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01862 (0.00830 - 0.04177), b=3.02 (2.83 - 3.21), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Nível Trófico (Ref. 69278) |
2.5 ±0.1 se; based on size and trophs of closest relatives |
Resiliência (Ref. 120179) |
Elevada, tempo mínimo de duplicação da população menor que 15 meses (Preliminary K or Fecundity.). |
Vulnerabilidade da pesca (Ref. 59153) |
Low to moderate vulnerability (28 of 100). 🛈 |