Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Characiformes
(Characins) > Characidae
(Characins) > Incertae sedis
Etymology: Hyphessobrycon: Greek, hyphesson, -on, -on = a little smaller + Greek, bryko = to bite (Ref. 45335); heliacus: From its bright golden color; an adjective.. More on author: Costa.
Environment: milieu / climate zone / depth range / distribution range
Freshwater; pelagic; depth range 0 - 2 m (Ref. 42626). Tropical
South America: Teles Pires River in the upper Tapajós basin, Brazil.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 2.8 cm SL male/unsexed; (Ref. 42626)
Body golden in life; transverse chevron-shaped bars along the horizontal midline of the body. Dorsal and pelvic fins elongated and filamentous in mature males. Thick anal fin rays and absence of anal fin lobe in mature males. A large caudal spot, covering at least half of the caudal peduncle and its base (Ref. 42626).
Collected only in lentic marginal portions of the stream, on muddy bottom with plenty of submersed vegetation (Ref. 42626).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Moreira, C.R., M.I. Landum and W.J.E.M. Costa, 2002. Hyphessobrycon heliacus a new characid fish (Ostariophysi: Chariciformes) from the Upper Rio Tapajós Basin, Central Brazil. Copeia 2002(2):428-432. (Ref. 42626)
IUCN Red List Status (Ref. 115185)
CITES (Ref. 115941)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01288 (0.00609 - 0.02725), b=3.05 (2.88 - 3.22), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.0 ±0.3 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .