Classification / Names
Populärnamn | synonymer | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (strålfeniga fiskar) >
Siluriformes (Catfish) >
Doradidae (Thorny catfishes)
Etymology: Physopyxis: Greek, physa = bellows + Greek, pyxis,-idos = box (Ref. 45335); cristata: From the Latin cristatus, meaning crested, in allusion to the externally visible series of emergent neural spines.
Miljö / Klimat / Range
Ekologi
; sötvatten bottenlevande. Tropical, preferred ?
South America: Rio Negro basin of the Amazon drainage in Brazil.
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 2.3 cm SL hane/ej könsbestämd; (Ref. 56903)
Found in waters with accumulated leaf litter (Ref. 56903).
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver
Sousa, L.M. and L.H. Rapp Py-Daniel, 2005. Description of two new species of Physopyxis and redescription of P. lyra (Siluriformes: Doradidae). Neotrop. Ichthyol. 3(4):625-636. (Ref. 56903)
IUCN Red List Status (Ref. 115185)
CITES (Ref. 94142)
Not Evaluated
Threat to humans
Harmless
Human uses
Ytterligare information
PopulärnamnsynonymerMetabolikPredatorerEkotoxikologiReproduktionKönsmognadLekFecundityÄggEgg development
Age/Size
Tillväxt
Length-weight
Length-length
Length-frequencies
Morfometri
Morfologi
Larver
Larvdynamik
Rekrytering
Abundans
referenserVattenbrukVattenbruksprofilAvelslinjerGenetikAllelfrekvenserÄrftlighetSjukdomarBehandlingMass conversion
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Verktyg
Special reports
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Estimates of some properties based on models
Phylogenetic diversity index (Ref.
82805): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01660 (0.00760 - 0.03623), b=2.90 (2.71 - 3.09), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.0 ±0.4 se; Based on size and trophs of closest relatives
Resiliens (Ref.
69278): Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.).
Vulnerability (Ref.
59153): Low vulnerability (10 of 100) .