Teleostei (teleosts) > Cichliformes
(Cichlids, convict blennies) > Cichlidae
(Cichlids) > Cichlinae
Etymology: Heros: Greek, heros = hero (Ref. 45335).
More on author: Heckel.
Environment: milieu / climate zone / depth range / distribution range
Freshwater; benthopelagic; pH range: 7.0 - ? ; dH range: 20 - ?. Tropical; 24°C - 32°C (Ref. 12468)
South America: Amazon River basin, in tributaries of the Ucayali and Amazon rivers in Peru, and the Solimões-Amazon River in Brazil.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 17.0 cm SL male/unsexed; (Ref. 124482); max. published weight: 268.20 g (Ref. 124482)
Has been caught, sporadically, in lentic environment such as zones of flooded grounds, as well as estuaries where the tidal current is notable, along the banks with thick riverine vegetation. Omnivorous but mainly frugivorous (Ref. 35237).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Up to 1000 eggs are depoited on flat stones or on roots; both parents participate in caring for eggs and larvae (Ref. 40602).
Kullander, S.O., 2003. Cichlidae (Cichlids). p. 605-654. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 36377)
IUCN Red List Status (Ref. 126983)
Threat to humans
Fisheries: minor commercial; aquarium: commercial
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Phylogenetic diversity index (Ref. 82804
= 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.03388 (0.02007 - 0.05720), b=3.14 (2.99 - 3.29), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245
Trophic level (Ref. 69278
): 2.7 ±0.41 se; based on food items.
Resilience (Ref. 120179
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153
): Low vulnerability (11 of 100).