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Characiformes (Characins) >
Characidae (Characins; tetras) > Exodontinae
Etymology: Roeboexodon: Latin, rubus, ruber, reddish + Latin, ex = out + Greek, odous = teeth.
Issue
Species inquirenda in Characidae according to Reis et al. (2003: Ref. 48062). This species is uncertain in Eschmeyer (CofF ver. Jul. 2010: Ref. 84883), but is placed in the genus Roeboexodon . Please send references, or more studies are needed.
Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة محيطي; pH range: 6.0 - 6.8; dH range: 8 - 15. Tropical; 23°C - 26°C (Ref. 12468)
South America: Amazonas basin, Tocantins basin, and rivers of Guianas.
الحجم / وزن / العمر
Maturity: Lm ?  range ? - ? cm
Max length : 12.0 cm SL ذكر/ مختلط الجنس; (Ref. 38376)
Relatively rare. Encountered in creeks with rapidly flowing water over a sandy substrate. The particular form of its dentition allows it to feed on the scales of the other fish (Ref. 12225). See color photo in Ref. 12225.
Life cycle and mating behavior
Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | Larvae
Planquette, P., P. Keith and P.-Y. Le Bail, 1996. Atlas des poissons d'eau douce de Guyane. Tome 1. Collection du Patrimoine Naturel Volume 22, MNHN, Paris & INRA, Paris. 429 p. (Ref. 12225)
IUCN Red List Status (Ref. 130435)
استخدامات بشرية
أدوات
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مصادر علي الأنترنت
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00457 (0.00179 - 0.01169), b=3.13 (2.90 - 3.36), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 4.4 ±0.80 se; based on food items.
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).