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Characiformes (Characins) >
Characidae (Characins; tetras) > Stethaprioninae
Etymology: Oligosarcus: Greek, oligos = small + Greek arkos = anus (Ref. 45335).
More on author: Günther.
Issue
See Menezes, 1987:22 for diagnosis.
Environment: milieu / climate zone / depth range / distribution range
Οικολογία
; Γλυκού νερού βενθοπελαγικό. Tropical
South America: Rio Doce and Rio das Velhas basins.
Μέγεθος / Βάρος / Age
Maturity: Lm ?  range ? - ? cm
Max length : 18.5 cm SL αρσενικό/απροσδιόριστο; (Ref. 130067); μεγ. δημοσιευμένο βάρος: 153.00 g (Ref. 130067)
Life cycle and mating behavior
Maturities | Αναπαραγωγή | Spawnings | Egg(s) | Fecundities | Προνύμφες
Menezes, N.A., 1987. Tres especies novas de Oligosarcus Günther, 1864 e redefinacao taxonomica das demais especies do genero (Osteichthyes, Teleostei, Characidae). Bol. Zool. (BOLZ) 11:1-39. (Ref. 35506)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Εργαλεία
Special reports
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Διαδικτυακές πηγές
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=0.00724 (0.00310 - 0.01692), b=3.18 (2.98 - 3.38), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Τροφικό Επίπεδο (Ref.
69278): 4.1 ±0.7 se; based on size and trophs of closest relatives
Ελαστικότητα (Ref.
120179): Μεσαίο(α), ελάχιστος χρόνος για διπλασιασμό πληθυσμού 1,4 - 4,4 έτη (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (13 of 100).