Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopteri (ray-finned fishes) > Characiformes
(Characins) > Characidae
(Characins) > Stethaprioninae
Etymology: Hyphessobrycon: Greek, hyphesson, -on, -on = a little smaller + Greek, bryko = to bite (Ref. 45335); wadai: Named for Luiz Wada, an ornamental fish breeder and enthusiastic aquarist, in recognition of his help in many scientific researches with fishes.
Environment: milieu / climate zone / depth range / distribution range
Freshwater; benthopelagic. Tropical
South America: upper Rio Tapajós basin, Brazil.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 3.5 cm SL male/unsexed; (Ref. 109743)
Morphology | Morphometrics
Vertebrae: 32 - 33. Hyphessobrycon wadai is distinguished from all congeners by the possession of the following characters: single humeral blotch present; no distinct caudal-peduncle blotch; no well-defined dark mid-lateral stripe on body, anal fin with 16-18 branched rays; dorsal fin with nine branched rays; and pelvic fin with six branched rays (Ref. 109743).
Inhabits clear water streams with moderate to rapid water currents, running over sand bottom. Feeds on filamentous algae, organic debris, unidentified insect larvae and fragments of adults of terrestrial insects and other unidentified arthropods (Ref. 109743).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Marinho, M.M.F., F.C.P. Dagosta, P. Camelier and O.T. Oyakawa, 2016. A name for the "blueberry tetra", an aquarium trade popular species of Hyphessobrycon Durbin (Characiformes: Characidae), with comments on fish species descriptions lacking accurate type locality. J. Fish Biol. 89(1):510-521. (Ref. 109743)
IUCN Red List Status (Ref. 123251)
CITES (Ref. 123416)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates based on models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01202 (0.00561 - 0.02578), b=3.07 (2.89 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic level (Ref. 69278
): 2.9 ±0.3 se; based on size and trophs of closest relatives
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .