Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Characiformes
(Characins) > Cynodontidae
(Dogtooth characins) > Cynodontinae
Etymology: Rhaphiodon: Greek, rhamphos = bill, peak + Greek, odous = teeth (Ref. 45335). More on author: Spix, Agassiz.
Environment / Climate / Range
Freshwater; pelagic. Tropical
Length at first maturity / Size / Weight / Age
Maturity: Lm 31.5  range ? - ? cm
Max length : 80.0 cm SL male/unsexed; (Ref. 81048); max. published weight: 2.1 kg (Ref. 40637)
South America: Amazon, Orinoco, and Paraná River basins (Paraná, Paraguay and Uruguay rivers) and rivers of Guyana.
Apparently carnivorous, probably ichthyophagous. Maximum length reported to reach 64 cm SL (Ref. 26147).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Toledo-Piza, M., 2003. Cynodontidae (Cynodotids). p. 234-237. 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. 38270)
IUCN Red List Status (Ref. 96402)
CITES (Ref. 94142)
Threat to humans
Fisheries: minor commercial; gamefish: yes; aquarium: public aquariums
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 1.0039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00380 (0.00148 - 0.00976), b=3.14 (2.91 - 3.37), based on LWR estimates for this Subfamily-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 4.5 ±0.80 se; Based on food items.
Resilience (Ref. 69278
Vulnerability (Ref. 59153
): Moderate to high vulnerability (51 of 100) .