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Characiformes (Characins) >
Alestidae (African tetras)
Etymology: Alestopetersius: Greek, a = without + Greek, lestes = thief + Peters, 1877, naturalist, expeditionary in Asia.
Eponymy: Heiko Bleher (d: 1944) is a German explorer and ornamental fish wholesaler and supplier. [...] (Ref. 128868), visit book page.
More on author: Géry.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten bentopelagisk. Tropical
Africa: only known from the type locality, a small tributary of the Bari River (Lua River system, Ubangi drainage, middle Congo River basin) in Democratic Republic of the Congo (Ref. 39244).
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 6.3 cm SL hane/ej könsbestämd; (Ref. 39244); 6.0 cm SL (female)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Mjukstrålar i ryggfenan (totalt) : 10; Mjukstrålar i analfenan: 21 - 22. Distinguished by the purple iridescence of the body in life and a conspicuous black humeral spot in preserved specimens (Ref. 39244).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Géry, J., 1995. Description of new or poorly known Alestinae (Teleostei: Characiformes: Alestidae) from Africa, with a note on the generic concept in the Alestinae. aqua, J. Ichthyol. Aquat. Biol. 1(4):37-64. (Ref. 39244)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
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Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.5002 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00589 (0.00239 - 0.01452), b=3.13 (2.92 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
3.1 ±0.4 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 (10 of 100). 🛈 |