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Siluriformes (Catfishes) >
Doradidae (Thorny catfishes) > Astrodoradinae
Etymology: Physopyxis: Greek, physa = bellows + Greek, pyxis,-idos = box (Ref. 45335).
More on author: Cope.
Issue
Smallest known species of Doradidae.
Environment: milieu / climate zone / depth range / distribution range
Ekologi
; air tawar dasar (demersal). Tropical; 23°C - 26°C (Ref. 13614)
South America: Amazon and Essequibo River basins.
Size / Weight / umur
Maturity: Lm ?  range ? - ? cm
Max length : 3.5 cm SL jantan/; (Ref. 37054)
Usually inhabits places with accumulated organic debris, like dense meshes of roots of floating macrophytes which are abundant in rivers with turbid water (Ref. 56903).
Life cycle and mating behavior
Kematangan | Reproduksi, perkembang biakan | Pemijahan | telur-telur | Fecundity | Larva
Sabaj, M.H. and C.J. Ferraris Jr., 2003. Doradidae (Thorny catfishes). p. 456-469. 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. 37054)
Status IUCN Red List (Ref. 130435: Version 2024-1)
ancaman kepada manusia
Harmless
penggunaan manusia
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02291 (0.00912 - 0.05752), b=2.83 (2.61 - 3.05), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 2.8 ±0.2 se; based on size and trophs of closest relatives
Daya lenting (Ref.
120179): Tinggi, Waktu penggandaan populasi minimum kurang dari 15 bulan (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).