Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة القاع. Tropical
South America: eastern Brazilian coastal drainage, including the São Francisco basin (?).
الحجم / وزن / العمر
Maturity: Lm ?  range ? - ? cm
Max length : 32.2 cm SL ذكر/ مختلط الجنس; (Ref. 130067); أعلا وزن تم نشرة: 598.00 g (Ref. 130067)
Facultative air-breathing in the genus (Ref. 126274)
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | 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. 130435: Version 2024-1)
استخدامات بشرية
أدوات
تقارير خاصة
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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=0.02042 (0.01130 - 0.03688), b=2.89 (2.73 - 3.05), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
المرونه (Ref.
120179): منخفض, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 4.5-14 سنة (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (29 of 100).