Issue
The most recent reference to distribution is by Weitzman & Weitzman (1982), but due to a printer’s error Fig. 22.13 provides the correct distribution for Nannostomus trifasciatus, not Fig. 22.10. The most recent systematic description by Weitzman (1966). This species is commonly exported as an aquarium fish from Peru and Guyana.
Environment: milieu / climate zone / depth range / distribution range
Ekologi
; sötvatten bentopelagisk; pH range: 5.5 - 7.0; dH range: ? - 4. Tropical; 24°C - 28°C (Ref. 1672)
South America: Peruvian, Bolivian, and Brazilian Amazon River basin, Negro River basin, and Guyana.
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 3.6 cm SL hane/ej könsbestämd; (Ref. 94659); publicerad maxvikt: 0.41 g (Ref. 125972)
Feeds on worms, crustaceans and insects (Ref. 7020).
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver
Weitzman, M. and S.H. Weitzman, 2003. Lebiasinidae (Pencil fishes). p. 241-251. 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. 37104)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
Fiskeri: kommersiell; Akvarium: Kommersiell
Verktyg
Special reports
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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=0.00912 (0.00476 - 0.01747), b=3.29 (3.12 - 3.46), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.3 ±0.39 se; based on food items.
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).