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 authors: Spix & Agassiz.
Environment: milieu / climate zone / depth range / distribution range
Freshwater; pelagic. Tropical
South America: Amazon, Orinoco, and Paraná River basins (Paraná, Paraguay and Uruguay rivers) and rivers of Guyana.
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)
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. 120744)
CITES (Ref. 115941)
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=0.00331 (0.00210 - 0.00522), b=3.18 (3.05 - 3.31), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (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) .