Environment: milieu / climate zone / intervalo de profundidade / distribution range
Ecologia
; Água doce bentopelágico. Subtropical
North America: Guadalupe River system in Texas, USA.
Tamanho / Peso / Idade
Maturidade: Lm ? range ? - ? cm
Max length : 11.0 cm TL macho/indeterminado; (Ref. 86798)
Descrição breve
Chaves de identificação | Morfologia | Morfometria
Distinguished by having the following characters: preopercle usually with 0-1 serrae (rarely 2-6); lateral line with 65-81scales (usually more than 67); and belly of males usually with 24 or more scutes (Ref. 86798).
Body shape (shape guide): elongated.
Inhabits fast rocky runs of small to medium rivers, often near brush (Ref. 86798).
Life cycle and mating behavior
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
Page, L.M. and B.M. Burr, 2011. A field guide to freshwater fishes of North America north of Mexico. Boston : Houghton Mifflin Harcourt, 663p. (Ref. 86798)
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=0.00575 (0.00268 - 0.01234), b=3.13 (2.95 - 3.31), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.4 ±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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