Issue
See Weitzman (1960) for distribution.
Environment: milieu / climate zone / εύρος βάθους / distribution range
Οικολογία
; Γλυκού νερού Πελαγικό(ά); pH range: 6.0 - 7.0; dH range: ? - 15. Tropical; 23°C - 27°C (Ref. 1672)
South America: Peruvian Amazon, middle Amazon, the Guianas and Venezuela (Ref. 39056). Recorded from the Paraguay basin (Ref. 81048).
Μέγεθος / Βάρος / Age
Γεννητική Ωρίμανση: Lm ? range ? - ? cm
Max length : 3.9 cm SL αρσενικό/απροσδιόριστο; (Ref. 116942)
Gregarious, can sometimes be aggressive or calm. Frequents slow-flowing waters of creeks and swamps (Ref. 27188). Lives in groups at the surface. It is capable of capturing small aerial insects. The females are bigger than the males. Feeds on worms, crustaceans and insects (Ref. 7020). Has not been bred in captivity (Ref. 27188). Aquarium specimens reach 6.5 cm TL (Ref. 7020). Aquarium keeping: in groups of 5 or more individuals; may jump out of the aquarium; minimum aquarium size 80 cm (Ref. 51539).
Life cycle and mating behavior
Γεννητική Ωρίμανση | Αναπαραγωγή | Γεννοβολία | Αβγά | Γονιμότητα | Προνύμφες
Weitzman, S.H. and L. Palmer, 2003. Gasteropelecidae (Freshwater hatchetfishes). p. 101-103. 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. 39056)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
αλιεία: Εμπορικό(ά); Υδατοκαλλιέργειες: Εμπορικό(ά); Ενυδρείο: Εμπορικό(ά)
Εργαλεία
Special reports
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Διαδικτυακές πηγές
Estimates based on models
Phylogenetic diversity index (Αναφ.
82804): PD
50 = 0.6270 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01905 (0.00947 - 0.03835), b=3.07 (2.89 - 3.25), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Τροφικό Επίπεδο (Αναφ.
69278): 3.3 ±0.40 se; based on food items.
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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