>
Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Pseudocrenilabrinae
Eponymy: François-Romain Thollon (1855–1896) was a French botanist and collector who resigned (1882) from MNHN Paris to work in the Congo and as a member of the de Brazza mission in Gabon. [...] (Ref. 128868), visit book page.
More on author: Sauvage.
Environment: milieu / climate zone / depth range / distribution range
Ekologi
; sötvatten bentopelagisk. Tropical; 24°C - 26°C (Ref. 12468)
Africa: from the Ogooué River in Gabon (Ref. 81260) to the lower Congo River in Democratic Republic of the Congo (Ref. 55074, 74387, 120641), including the Nyanza in Gabon, Kouilou-Niari in Republic of Congo, and the Chiloango in Angola and Democratic Republic of the Congo (Ref. 81260). Specimens from Pool Malebo are either this species or C. congica (Ref. 55074, 74387).
Size / Vikt / Age
Maturity: Lm ? range ? - ? cm
Max length : 22.0 cm TL hane/ej könsbestämd; (Ref. 5163)
Taggstrålar i ryggfenan (totalt) : 15 - 16; Mjukstrålar i ryggfenan (totalt) : 9 - 11; Taggstrålar i analfenan: 3; Mjukstrålar i analfenan: 7 - 9. Diagnosis: 10 or fewer rakers on lower limb of first arch; unpaired fins not predominantly red-brown; mouth terminal; caudal fin densely covered with scales and with network of clear spots and lines; at least 1 row (sometimes 2) of dark spots in the middle of the body; a black sickle-shaped spot at the base of each flank scale; dorsal fin with 15-16 spines and 9-11 soft rays (total rays 24-26); anal fin with 3 spines and 7-9 soft rays; 27-29 scales in lateral line; outer row teeth relatively fine (Ref. 81260).
Pair-bonding, open (Ref. 52307) substrate brooder (Ref. 52307, 81260) with both parents guarding the brood (Ref. 52307).
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver
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)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
Verktyg
Special reports
Download XML
Internet-källor
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=0.01445 (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).
Trofisk nivå (Ref.
69278): 2.6 ±0.1 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (12 of 100).
