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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).
Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة قاعية التغذية و المعيشة. Tropical
South America: rio Branco of the Amazon basin in Brazil.
الحجم / وزن / العمر
Maturity: Lm ?  range ? - ? cm
Max length : 7.2 cm SL ذكر/ مختلط الجنس; (Ref. 55833)
Life cycle and mating behavior
Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | Larvae
Garutti, V., 2003. Revalidação de Astyanax rupununi Fowler, 1914 (Teleostei, Characidae) e descrição de duas espécies novas para o gênero. Pap. Avulsos Zool. S. Paulo 43(1):1-9. (Ref. 55833)
IUCN Red List Status (Ref. 130435)
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مصادر علي الأنترنت
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=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 2.9 ±0.4 se; based on size and trophs of closest relatives
المرونه (Ref.
120179): عالي, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع أقل من 15 شهر (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).