>
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.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
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).
Storlek / Vikt / Ålder
Könsmognad: 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).
Body shape (shape guide): fusiform / normal.
Pair-bonding, open (Ref. 52307) substrate brooder (Ref. 52307, 81260) with both parents guarding the brood (Ref. 52307).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | 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)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Verktyg
Särskilda rapporter
Ladda ner XML
Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
|
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). |
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.). |
Sårbarhet i fisket (Ref. 59153) |
Low vulnerability (24 of 100). 🛈 |