Issue
Species definition, synonymy, and distribution based on personal observation and examination of types.
Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة قاعية التغذية و المعيشة. Subtropical
South America: small to mid-sized coastal rivers of northeastern Brazil.
Length at first maturity / الحجم / وزن / العمر
Maturity: Lm 22.0  range ? - ? cm
Max length : 32.8 cm TL ذكر/ مختلط الجنس; (Ref. 115887); أعلا وزن تم نشرة: 540.00 g (Ref. 111835)
Life cycle and mating behavior
Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | Larvae
Pairing is distinct during copulation (Ref. 205). Males may stay near the nest (Ref. 205).
Castro, R.M.C. and R.P. Vari, 2003. Prochilodontidae (Fannel mouth characiforms). p. 65-70. 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. 37057)
IUCN Red List Status (Ref. 130435)
استخدامات بشرية
مصائد: تجاري; الأستزراع المائي: تجاري
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01549 (0.01028 - 0.02333), b=2.99 (2.87 - 3.11), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 2.2 ±0.1 se; based on size and trophs of closest relatives
Generation time: 1.9 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
المرونه (Ref.
120179): وسيط, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 1.4-4.4 سنة (tm=2-3; tmax=5).
Fishing Vulnerability (Ref.
59153): Low vulnerability (23 of 100).