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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.
Environment: milieu / climate zone / intervalo de profundidade / distribution range
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 breve
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.
Life cycle and mating behavior
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)
Categoria na Lista Vermelha da IUCN (Ref. 130435: Version 2025-1)
Ameaça para o homem
Harmless
Utilização humana
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da internet
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=0.00871 (0.00395 - 0.01919), 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.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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