>
Characiformes (Characins) >
Characidae (Characins; tetras) > Stethaprioninae
Etymology: Orthospinus: Greek, ortho = straight + Latin, spina, pinna = thorn (Ref. 45335).
More on author: Eigenmann.
Issue
See Reis (1989) for phylogeny, description, figure, and comparison with other species.
Environment: milieu / climate zone / depth range / distribution range
Ekologi
; sötvatten bentopelagisk. Tropical
South America: São Francisco River basin in Brazil.
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 7.5 cm SL hane/ej könsbestämd; (Ref. 130067); publicerad maxvikt: 16.00 g (Ref. 130067)
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver
Reis, R.E., 2003. Subfamily Stethaprioninae (Silver dollar tetras). p. 209-211. 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. 36891)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Verktyg
Special reports
Download XML
Internet-källor
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01622 (0.00906 - 0.02903), b=3.14 (2.99 - 3.29), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.1 ±0.4 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).