Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة القاع. Tropical
South America: Amazon basin; there are no records from the Xingu, Tapajós, and Madeira rivers.
الحجم / وزن / العمر
Maturity: Lm ? range ? - ? cm
Max length : 23.4 cm SL ذكر/ مختلط الجنس; (Ref. 49504)
الأشواك الظهرية (المجموع) : 0; الأشعة الظهرية الناعمة (المجموع) : 76 - 84; شوكة شرجية: 0; أشعه شرجية لينه: 56 - 65; فقرات: 41 - 43. Pronounced dark coloration on most of blind-side head (supracranial area, anterior half of cranial area and cheek, antero-ventral part of opercular area), basal part of dorsal and anal fin rays and pelvic fin; in specimens longer than 19 cm, dark coloration replaced by gray, diffuse color, paler on larger specimens; gill opening on the eyed side forming short slit equal or smaller than nostril diameter; and 92-114 series of scales (Ref. 49504).
Life cycle and mating behavior
Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | Larvae
Ramos, R.T.C., 2003. Achiridae (American soles). p. 666-669. 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. 36798)
IUCN Red List Status (Ref. 130435)
استخدامات بشرية
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00417 (0.00167 - 0.01042), b=3.10 (2.88 - 3.32), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 3.4 ±0.6 se; based on size and trophs of closest relatives
المرونه (Ref.
120179): وسيط, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 1.4-4.4 سنة (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (19 of 100).
