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Characiformes (Characins) >
Characidae (Characins; tetras) > Stevardiinae
Eponymy: Dr Edward Laurens Mark (1847–1946) was an anatomist and histologist who was head of Harvard University’s zoology department, where Eigenmann studied under him. [...] (Ref. 128868), visit book page.
Issue
See Eigenmann, 1918:123 for key.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
; Água doce bentopelágico; pH range: 6.5 - 8.0; dH range: 12 - 30. Tropical; 20°C - 26°C (Ref. 12468)
South America: Paraná, Paraguay, and Mamoré River basins.
Tamanho / Peso / Idade
Maturity: Lm ?  range ? - ? cm
Max length : 10.4 cm SL macho/indeterminado; (Ref. 38376)
Ciclo de vida ou comportamento de acasalamento
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
Géry, J., 1977. Characoids of the world. Neptune City ; Reigate : T.F.H. [etc.]; 672 p. : ill. (chiefly col.) ; 23 cm. (Ref. 598)
Status na Lista Vermelha da UICN (Ref. 130435: Version 2024-2)
Ameaça para os humanos
Harmless
Uso pelos humanos
Ferramentas
Relatórios especiais
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Fontes da internet
Estimates based on models
Índice de diversidade filogenética (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00955 (0.00443 - 0.02057), b=3.06 (2.88 - 3.24), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.0 ±0.4 se; based on size and trophs of closest relatives
Resiliência (Ref.
120179): Elevada, tempo mínimo de duplicação da população menor que 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).