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Characiformes (Characins) >
Characidae (Characins; tetras) > Stethaprioninae
Etymology: Astyanax: The name of Astyanax, Hector´s son in the Greek mythology (Ref. 45335); brachypterygium: The name brachypterygium is from the Greek, brachys, short, and pterygium, fin, referring to the short anal fin. Noun in apposition..
Environment: milieu / climate zone / depth range / distribution range
Ekologi
; air tawar bentopelagis. High altitude
South America: Upper Uruguay and Jacuí River basins in Brazil.
Size / Weight / umur
Maturity: Lm ?  range ? - ? cm
Max length : 6.4 cm SL jantan/; (Ref. 116165)
deskripsi pendek
Morfologi | Morfometrik
Duri punggung (Keseluruhan (total)): 2; duri punggung lunak (Keseluruhan (total)): 9; Duri dubur 0; Sirip dubur lunak: 16 - 20; vertebrata, bertulang belakang: 34 - 36
Life cycle and mating behavior
Kematangan | Reproduksi, perkembang biakan | Pemijahan | telur-telur | Fecundity | Larva
Bertaco, V.A. and L.R. Malabarba, 2001. Description of two new species of Astyanax (Teleostei: Characidae) from headwater streams of Southern Brazil, with comments on the "A. scabripinnis species complex". Ichthyol. Explor. Freshwat. 12(3):221-234. (Ref. 41290)
Status IUCN Red List (Ref. 130435)
ancaman kepada manusia
Harmless
penggunaan manusia
informasi lanjut
Nama-nama umumSinonim (persamaan)metabolismePemangsaEkotoksikologiReproduksi, perkembang biakanKematanganPemijahanSpawning aggregationFecunditytelur-telurpekembangan telor
Umur / SaizPertumbuhanpanjang-beratpanjang-panjangukuran frekuensiMorfometrikMorfologiLarvaDinamika larvapemulihanKelimpahanBRUVS
AcuanBudidaya airprofil budidaya airStrainGenetikaElectrophoresesDiturunkanPenyakit-penyakitPengolahanNutrientsMass conversion
mitraGambarStamps, Coins Misc.Suara-suaraCiguateraKecepatanTipe renangArea insangOtolithsOtakPenglihatan / visi
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01148 (0.00526 - 0.02507), b=3.08 (2.91 - 3.25), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Trophic level (Ref.
69278): 2.9 ±0.4 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).