Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) >
Osteoglossiformes (Bony tongues) >
Osteoglossidae (Arowanas)
Etymology: Osteoglossum: Greek, osteon = bone + Greek, glossa = tongue (Ref. 45335).
Environment / Climate / Range
Ecology
Freshwater; benthopelagic. Tropical; 24°C - 30°C (Ref. 1672), preferred ?
South America: Negro River basin.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 90.0 cm TL male/unsexed; (Ref. 50892)
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Carries eggs in its mouth (Ref. 56180).
Ferraris, C.J. Jr., 2003. Osteoglossidae (Arowanas). p. 30. 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. 50892)
IUCN Red List Status (Ref. 115185)
CITES (Ref. 94142)
Not Evaluated
Threat to humans
Harmless
Human uses
Fisheries: subsistence fisheries; aquarium: public aquariums
More information
Age/SizeGrowthLength-weightLength-lengthLength-frequenciesMorphometricsMorphologyLarvaeLarval dynamicsRecruitmentAbundance
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Tools
Special reports
Download XML
Internet sources
Estimates of some properties based on models
Phylogenetic diversity index (Ref.
82805): PD
50 = 0.7656 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00363 (0.00140 - 0.00941), b=3.13 (2.91 - 3.35), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic Level (Ref.
69278): 2.0 ±0.00 se; Based on food items.
Resilience (Ref.
69278): .
Vulnerability (Ref.
59153): Moderate vulnerability (39 of 100) .