Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Characiformes
(Characins) > Curimatidae
Etymology: Cyphocharax: Greek, kyphos = curved, humpback + Greek, charax = a marine fish without identification (Ref. 45335); derhami: Named for Patrick de Rham, for assisting the second author both in the collection of the paratype series and various other collecting efforts in Peru.. More on author: Vari.
Environment / Climate / Range
Freshwater; benthopelagic. Tropical, preferred ?
South America: Rio Marañon basin and Rio Ucayali basin in Peru.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 8.9 cm SL male/unsexed; (Ref. 56958)
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Vari, R.P. and F. Chang, 2006. Cyphocharax derhami, a new species (Ostariophysi: Characiformes: Curimatidae) from northeastern Peru. Ichthyol. Explor. Freshwat. 17(1):93-96. (Ref. 56958)
IUCN Red List Status (Ref. 109396)
CITES (Ref. 94142)
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=0.01072 (0.00461 - 0.02492), b=3.02 (2.83 - 3.21), based on LWR estimates for this Genus-body shape (Ref. 93245
Resilience (Ref. 69278
): High, minimum population doubling time less than 15 months ().
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .