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Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Cichlinae
Etymology: Australoheros: From the Latin word 'australis' meaning southern, and the name Heros, after the nominotypic genus of the Heroini tribe.
Tribe; macacuensis: The specific name is from 'macacuensis', in reference to the river basin where the new species was collected.
More on authors: Ottoni & Costa.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten bentopelagisk. Tropical
South America: Rio Macacu basin, Cachoeiras de Macacu and Guapimirim in southeastern Brazil.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 8.3 cm SL hane/ej könsbestämd; (Ref. 79631)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 16; Mjukstrålar i ryggfenan (totalt) : 10 - 11; Taggstrålar i analfenan: 7 - 8; Mjukstrålar i analfenan: 8 - 9; Ryggkotor: 26. Distinguished from other congeners by the combination of the following characters: caudal vertebrae 12; absence of mark on side of head; dorsal-fin spines 16; dorsal-fin rays 10-11; anal-fin rays 8-9; rib pairs 10-11; snout not robust; 24-25 proximal radials on dorsal-fin base; 13 proximal radials on anal-fin base; absence of depression on head; pre-orbital depth 62.2-65.3% HL; interorbital width 37.2-41.1% HL; wide ectopterygoid; arms of epibranchial 2 with two long tubular processes; arm of epibranchial 1long; body depth 46.6-49.8% SL; ; last anal-fin spine length 13.8-16.5% SL; and posterior arm of trunk vertical bar 7 wider than the anterior one (Ref. 79631).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Ottoni, F.P. and W.J.E.M. Costa, 2008. Taxonomic revision of the genus Australoheros Rican & Kullander, 2006 (Teleostei: Cichlidae) with descriptions of nine new species from southeastern Brazil. Vertebrate Zoology 58(2):207-232. (Ref. 79631)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
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Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (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=0.01445 (0.00677 - 0.03085), b=3.08 (2.90 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
3.2 ±0.5 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 (12 of 100). 🛈 |