Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) >
Siluriformes (Catfish) >
Loricariidae (Armored catfishes) > Hypostominae
Etymology: Pterygoplichthys: Greek, pterygion, diminutive of pteryx = wing, fin + Greek, hoplon = weapon + Greek, ichthys = fish (Ref. 45335). More on authors: Eigenmann & Kennedy.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; demersal; pH range: 6.5 - 8.2; dH range: ? - 25. Tropical; 21°C - 24°C (Ref. 2060)
South America: Paraguay, middle Paraná, Bermejo, and Uruguay River basins.
Length at first maturity / Size / Weight / Age
Maturity: Lm 24.3  range ? - ? cm
Max length : 54.9 cm TL male/unsexed; (Ref. 115169); 55.0 cm TL (female); max. published weight: 2.3 kg (Ref. 115169); max. published weight: 2.3 kg
A continuous non -obligatory air-breathing species (Ref. 118399).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Burgess, W.E., 1989. An atlas of freshwater and marine catfishes. A preliminary survey of the Siluriformes. T.F.H. Publications, Inc., Neptune City, New Jersey (USA). 784 p. (Ref. 6868)
IUCN Red List Status (Ref. 120744)
CITES (Ref. 115941)
Not Evaluated
Threat to humans
Harmless
Human uses
Fisheries: of no interest; aquarium: commercial
More information
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
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Estimates of some properties based on models
Phylogenetic diversity index (Ref.
82805): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.03631 (0.02250 - 0.05858), b=2.82 (2.69 - 2.95), in cm Total Length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Resilience (Ref.
69278): .
Vulnerability (Ref.
59153): Low to moderate vulnerability (27 of 100) .