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Cypriniformes (Carps) >
Leuciscidae (Minnows) > Pogonichthyinae
Etymology: Cyprinella: Latin, cyprinus = carp (Ref. 45335); alvarezdelvillari: Named for J. Alvarez del Villar.
Eponymy: Dr José Álvarez del Villar (1903–1986) was a Mexican biologist and ichthyologist who is regarded as the founder of modern Mexican ichthyology. [...] (Ref. 128868), visit book page.
Meio ambiente: milieu / Zona climática / intervalo de profundidade / faixa de distribuição
Ecologia
; Água doce bentopelágico. Tropical
Central America: Mexico.
Tamanho / Peso / Idade
Maturidade: Lm ?  range ? - ? cm
Max length : 4.4 cm SL macho/indeterminado; (Ref. 40526)
Descrição suscinta
Chaves de identificação | Morfologia | Morfometria
Eye diameter larger than snout length. Breast naked. Mouth very oblique. Tuberculation heavy especially on central dorsum of pectoral fins of breeding males, on chin, and spineless on lips. Mature breeding males with bronze underparts including fins. Anal and paired fins with white borders. Body dark, including venter, with large, sparse melanophores, most noticeable in mature males. Other sexes with lateral band as wide or wider than eye, especially around midsides in females (Ref. 40526).
Body shape (shape guide): fusiform / normal.
Migratory behaviour is undetermined (Ref. 126106).
Ciclo de vida ou comportamento de acasalamento
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
Contreras-Balderas, S. and M. de Lourdes Lozano, 1994. Cyprinella alvarezdelvillari, a new cyprinid fish from Río Nazas of México, with a key to the Lepida clade. Copeia 1994(4):897-906. (Ref. 40526)
Status na Lista Vermelha da UICN (Ref. 130435: Version 2025-2 (Global))
Ameaça para os humanos
Harmless
Uso pelos humanos
Ferramentas
Relatórios especiais
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Fontes da internet
Estimativas baseadas em modelos
Índice de diversidade filogenética (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00871 (0.00401 - 0.01893), 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): 3.1 ±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.).
Vulnerabilidade da pesca (Ref.
59153): Low vulnerability (10 of 100).
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